- Added still more error checking to PythonCPUPolicy. But the code which calls its methods should be updated to handle the new exceptions...
- Added a base class for cpu policy exceptions to make simpler their catching - Implemented all numeric fields in dialogs with spinboxes, with bounds checking git-svn-id: svn://svn.gna.org/svn/sgpemv2/trunk@838 3ecf2c5c-341e-0410-92b4-d18e462d057c
This commit is contained in:
parent
d3c7b46853
commit
48fc2f5a00
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@ -153,6 +153,7 @@ src_backend_libbackend_la_SOURCES = \
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src/backend/concrete_simulation.cc \
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src/backend/cpu_policies_gatekeeper.cc \
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src/backend/cpu_policy.cc \
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src/backend/cpu_policy_exception.cc \
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src/backend/cpu_policy_manager.cc \
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src/backend/dynamic_process.cc \
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src/backend/dynamic_request.cc \
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@ -203,6 +204,7 @@ pkginclude_HEADERS += \
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config.h \
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src/backend/cpu_policies_gatekeeper.hh \
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src/backend/cpu_policy.hh \
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src/backend/cpu_policy_exception.hh \
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src/backend/cpu_policy_manager.hh \
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src/backend/environment.hh \
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src/backend/global_preferences.hh \
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@ -75,50 +75,6 @@
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<property name="row_spacing">11</property>
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<property name="column_spacing">9</property>
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<child>
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<widget class="GtkEntry" id="ArrivalTime.Entry">
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="editable">True</property>
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<property name="visibility">True</property>
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<property name="max_length">0</property>
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||||
<property name="text" translatable="yes"></property>
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<property name="has_frame">True</property>
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<property name="invisible_char">●</property>
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<property name="activates_default">False</property>
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<property name="width_chars">17</property>
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</widget>
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<packing>
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<property name="left_attach">1</property>
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<property name="right_attach">2</property>
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<property name="top_attach">1</property>
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<property name="bottom_attach">2</property>
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<property name="y_options"></property>
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</packing>
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</child>
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<child>
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<widget class="GtkEntry" id="BasePriority.Entry">
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="editable">True</property>
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<property name="visibility">True</property>
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<property name="max_length">0</property>
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<property name="text" translatable="yes"></property>
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<property name="has_frame">True</property>
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<property name="invisible_char">●</property>
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<property name="activates_default">False</property>
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<property name="width_chars">17</property>
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</widget>
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<packing>
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<property name="left_attach">1</property>
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<property name="right_attach">2</property>
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<property name="top_attach">2</property>
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<property name="bottom_attach">3</property>
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<property name="y_options"></property>
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</packing>
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</child>
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<child>
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<widget class="GtkLabel" id="Name.Label">
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<property name="visible">True</property>
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@ -224,6 +180,48 @@
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<property name="y_options"></property>
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</packing>
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</child>
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<child>
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<widget class="GtkSpinButton" id="ArrivalTime.Spin">
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="climb_rate">1</property>
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<property name="digits">0</property>
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<property name="numeric">True</property>
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<property name="update_policy">GTK_UPDATE_ALWAYS</property>
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<property name="snap_to_ticks">False</property>
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<property name="wrap">False</property>
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<property name="adjustment">1 1 inf 1 10 10</property>
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</widget>
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<packing>
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<property name="left_attach">1</property>
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<property name="right_attach">2</property>
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<property name="top_attach">1</property>
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<property name="bottom_attach">2</property>
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<property name="y_options"></property>
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</packing>
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</child>
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<child>
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<widget class="GtkSpinButton" id="BasePriority.Spin">
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="climb_rate">1</property>
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<property name="digits">0</property>
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<property name="numeric">True</property>
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<property name="update_policy">GTK_UPDATE_ALWAYS</property>
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<property name="snap_to_ticks">False</property>
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<property name="wrap">False</property>
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<property name="adjustment">0 0 inf 1 10 10</property>
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</widget>
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<packing>
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<property name="left_attach">1</property>
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<property name="right_attach">2</property>
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<property name="top_attach">2</property>
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<property name="bottom_attach">3</property>
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<property name="y_options"></property>
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</packing>
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</child>
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</widget>
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<packing>
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<property name="padding">0</property>
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@ -105,16 +105,16 @@
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</child>
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<child>
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<widget class="GtkEntry" id="Instant.Entry">
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<widget class="GtkSpinButton" id="Instant.Spin">
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="editable">True</property>
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<property name="visibility">True</property>
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<property name="max_length">0</property>
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<property name="text" translatable="yes"></property>
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<property name="has_frame">True</property>
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<property name="invisible_char">●</property>
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<property name="activates_default">False</property>
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<property name="climb_rate">1</property>
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<property name="digits">0</property>
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<property name="numeric">True</property>
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<property name="update_policy">GTK_UPDATE_ALWAYS</property>
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<property name="snap_to_ticks">False</property>
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<property name="wrap">False</property>
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<property name="adjustment">0 0 inf 1 10 10</property>
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</widget>
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<packing>
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<property name="padding">0</property>
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@ -225,27 +225,6 @@
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</packing>
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</child>
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<child>
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<widget class="GtkEntry" id="Duration.Entry">
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="editable">True</property>
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<property name="visibility">True</property>
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<property name="max_length">0</property>
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<property name="text" translatable="yes"></property>
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<property name="has_frame">True</property>
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<property name="invisible_char">●</property>
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<property name="activates_default">False</property>
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</widget>
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<packing>
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<property name="left_attach">1</property>
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<property name="right_attach">2</property>
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<property name="top_attach">1</property>
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<property name="bottom_attach">2</property>
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<property name="y_options"></property>
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</packing>
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</child>
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<child>
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<widget class="GtkComboBoxEntry" id="Resource.Combo">
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<property name="visible">True</property>
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@ -261,6 +240,27 @@
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<property name="y_options">fill</property>
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</packing>
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</child>
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<child>
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<widget class="GtkSpinButton" id="Duration.Spin">
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="climb_rate">1</property>
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<property name="digits">0</property>
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<property name="numeric">True</property>
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<property name="update_policy">GTK_UPDATE_ALWAYS</property>
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<property name="snap_to_ticks">False</property>
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<property name="wrap">False</property>
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<property name="adjustment">1 1 inf 1 10 10</property>
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</widget>
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<packing>
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<property name="left_attach">1</property>
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<property name="right_attach">2</property>
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<property name="top_attach">1</property>
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<property name="bottom_attach">2</property>
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<property name="y_options"></property>
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</packing>
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</child>
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</widget>
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<packing>
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<property name="padding">0</property>
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@ -163,7 +163,7 @@
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<property name="update_policy">GTK_UPDATE_ALWAYS</property>
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<property name="snap_to_ticks">False</property>
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<property name="wrap">False</property>
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<property name="adjustment">1 1 100 1 10 10</property>
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<property name="adjustment">1 1 inf 1 10 10</property>
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</widget>
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<packing>
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<property name="left_attach">1</property>
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@ -212,7 +212,7 @@
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<property name="update_policy">GTK_UPDATE_ALWAYS</property>
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<property name="snap_to_ticks">False</property>
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<property name="wrap">False</property>
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<property name="adjustment">1 0 100 1 10 10</property>
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<property name="adjustment">0 0 inf 1 10 10</property>
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</widget>
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<packing>
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<property name="left_attach">1</property>
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@ -153,28 +153,6 @@
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</packing>
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</child>
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<child>
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<widget class="GtkEntry" id="BasePriority.Entry">
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="editable">True</property>
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<property name="visibility">True</property>
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<property name="max_length">0</property>
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<property name="text" translatable="yes"></property>
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<property name="has_frame">True</property>
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<property name="invisible_char">●</property>
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<property name="activates_default">False</property>
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<property name="width_chars">17</property>
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</widget>
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<packing>
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<property name="left_attach">1</property>
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<property name="right_attach">2</property>
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<property name="top_attach">3</property>
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<property name="bottom_attach">4</property>
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<property name="y_options"></property>
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</packing>
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</child>
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<child>
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<widget class="GtkLabel" id="ArrivalTime.Label">
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<property name="visible">True</property>
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@ -203,28 +181,6 @@
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</packing>
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</child>
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<child>
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<widget class="GtkEntry" id="ArrivalTime.Entry">
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="editable">True</property>
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<property name="visibility">True</property>
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<property name="max_length">0</property>
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||||
<property name="text" translatable="yes"></property>
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<property name="has_frame">True</property>
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||||
<property name="invisible_char">●</property>
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<property name="activates_default">False</property>
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<property name="width_chars">17</property>
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</widget>
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<packing>
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<property name="left_attach">1</property>
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<property name="right_attach">2</property>
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<property name="top_attach">2</property>
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<property name="bottom_attach">3</property>
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<property name="y_options"></property>
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</packing>
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</child>
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<child>
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<widget class="GtkLabel" id="CpuTime.Label">
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<property name="visible">True</property>
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@ -254,16 +210,16 @@
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</child>
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<child>
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<widget class="GtkEntry" id="CpuTime.Entry">
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<widget class="GtkSpinButton" id="CpuTime.Spin">
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="editable">True</property>
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<property name="visibility">True</property>
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<property name="max_length">0</property>
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<property name="text" translatable="yes"></property>
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<property name="has_frame">True</property>
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<property name="invisible_char">●</property>
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<property name="activates_default">False</property>
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<property name="climb_rate">1</property>
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<property name="digits">0</property>
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<property name="numeric">True</property>
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<property name="update_policy">GTK_UPDATE_ALWAYS</property>
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<property name="snap_to_ticks">False</property>
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<property name="wrap">False</property>
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<property name="adjustment">1 1 inf 1 10 10</property>
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</widget>
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<packing>
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<property name="left_attach">1</property>
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@ -273,6 +229,48 @@
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<property name="y_options"></property>
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</packing>
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</child>
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<child>
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<widget class="GtkSpinButton" id="ArrivalTime.Spin">
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="climb_rate">1</property>
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<property name="digits">0</property>
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||||
<property name="numeric">True</property>
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<property name="update_policy">GTK_UPDATE_ALWAYS</property>
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<property name="snap_to_ticks">False</property>
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||||
<property name="wrap">False</property>
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<property name="adjustment">0 0 inf 1 10 10</property>
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</widget>
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<packing>
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<property name="left_attach">1</property>
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<property name="right_attach">2</property>
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<property name="top_attach">2</property>
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<property name="bottom_attach">3</property>
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<property name="y_options"></property>
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</packing>
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</child>
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<child>
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<widget class="GtkSpinButton" id="BasePriority.Spin">
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<property name="visible">True</property>
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<property name="can_focus">True</property>
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<property name="climb_rate">1</property>
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<property name="digits">0</property>
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<property name="numeric">True</property>
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||||
<property name="update_policy">GTK_UPDATE_ALWAYS</property>
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<property name="snap_to_ticks">False</property>
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<property name="wrap">False</property>
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<property name="adjustment">0 0 inf 1 10 10</property>
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||||
</widget>
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||||
<packing>
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<property name="left_attach">1</property>
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||||
<property name="right_attach">2</property>
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||||
<property name="top_attach">3</property>
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||||
<property name="bottom_attach">4</property>
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||||
<property name="y_options"></property>
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||||
</packing>
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||||
</child>
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</widget>
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<packing>
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||||
<property name="padding">0</property>
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@ -1,4 +1,4 @@
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import mutex, thread
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import sys, mutex, thread
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import sgpem
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## @brief This is an adapter class which acts as a proxy
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@ -26,6 +26,8 @@ class ScriptAdapter :
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## Var Testable syncronization object
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_g_mutex = mutex.mutex()
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_g_last_exception = None
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## @brief Constructor of ScriptAdapter
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#
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# @param self The caller object
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|
@ -38,15 +40,19 @@ class ScriptAdapter :
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#
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# @param self The caller object
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def async_configure(self):
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self._g_mutex.lock(ScriptAdapter._wrap_configure, self )
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self._g_last_exception = None
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self._g_mutex.lock(ScriptAdapter._wrap_configure, self )
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def _wrap_configure(self):
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thread.start_new_thread(ScriptAdapter._wrap_configure_callback, (self,))
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def _wrap_configure_callback(self):
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# call configure method
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self._policy.configure()
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self._g_mutex.unlock()
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try:
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self._policy.configure()
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except:
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self._g_last_exception = sys.exc_value
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self._g_mutex.unlock()
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||||
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||||
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||||
## @brief Asynchronously call Policy.sort_queue()
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|
@ -56,6 +62,7 @@ class ScriptAdapter :
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#
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# @param self The caller object
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def async_sort_queue(self):
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self._g_last_exception = None
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||||
self._g_mutex.lock(ScriptAdapter._wrap_sort_queue, self)
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||||
def _wrap_sort_queue(self):
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||||
|
@ -64,7 +71,11 @@ class ScriptAdapter :
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|||
def _wrap_sort_queue_callback(self):
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# here we retrieve and pass the ready queue
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||||
queue = sgpem.Scheduler.get_instance().get_ready_queue()
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||||
self._policy.sort_queue(queue)
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||||
|
||||
try:
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||||
self._policy.sort_queue(queue)
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||||
except:
|
||||
self._g_last_exception = sys.exc_value
|
||||
self._g_mutex.unlock()
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||||
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||||
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||||
|
@ -72,26 +83,34 @@ class ScriptAdapter :
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|||
#
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||||
# @param self The caller object
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||||
def async_is_preemptive(self):
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self._g_last_exception = None
|
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self._g_mutex.lock(ScriptAdapter._wrap_is_preemptive, self)
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|
||||
def _wrap_is_preemptive(self):
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thread.start_new_thread(ScriptAdapter._wrap_is_preemptive_callback, (self,))
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def _wrap_is_preemptive_callback(self):
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self._ret_val = self._policy.is_preemptive()
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try:
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||||
self._ret_val = self._policy.is_preemptive()
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||||
except:
|
||||
self._g_last_exception = sys.exc_value
|
||||
self._g_mutex.unlock()
|
||||
|
||||
## @brief Asynchronously call Policy.get_time_slice()
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||||
#
|
||||
# @param self The caller object
|
||||
def async_get_time_slice(self):
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||||
self._g_last_exception = None
|
||||
self._g_mutex.lock(ScriptAdapter._wrap_get_time_slice, self)
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||||
|
||||
def _wrap_get_time_slice(self):
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thread.start_new_thread(ScriptAdapter._wrap_get_time_slice_callback, (self,))
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||||
|
||||
def _wrap_get_time_slice_callback(self):
|
||||
self._ret_val = self._policy.get_time_slice()
|
||||
try:
|
||||
self._ret_val = self._policy.get_time_slice()
|
||||
except:
|
||||
self._g_last_exception = sys.exc_value
|
||||
self._g_mutex.unlock()
|
||||
|
||||
## @brief Return the global shared variable with the methods' last return value
|
||||
|
@ -100,3 +119,7 @@ class ScriptAdapter :
|
|||
|
||||
def mutex_test_lock(self):
|
||||
return self._g_mutex.test()
|
||||
|
||||
def get_last_exception(self):
|
||||
return self._g_last_exception
|
||||
|
||||
|
|
|
@ -40,7 +40,7 @@ PythonCPUPolicy::PythonCPUPolicy(const char* name) throw(MalformedPolicyExceptio
|
|||
Py_DECREF(pLoadmeStr);
|
||||
|
||||
if (pUserCPUPolicyModule == NULL)
|
||||
throw MalformedPolicyException(get_exception_information().c_str());
|
||||
throw MalformedPolicyException(get_exception_information());
|
||||
|
||||
// Dictionary with defined ``symbols'' for .pyc file
|
||||
_upolicy_dict = PyModule_GetDict(pUserCPUPolicyModule);
|
||||
|
@ -70,7 +70,7 @@ PythonCPUPolicy::PythonCPUPolicy(const char* name) throw(MalformedPolicyExceptio
|
|||
Py_DECREF(pScriptAdapterModule);
|
||||
|
||||
if (_adapter == NULL)
|
||||
throw MalformedPolicyException(get_exception_information().c_str());
|
||||
throw MalformedPolicyException(get_exception_information());
|
||||
|
||||
// And now, who's your daddy, huh?
|
||||
}
|
||||
|
@ -87,7 +87,7 @@ PythonCPUPolicy::~PythonCPUPolicy()
|
|||
}
|
||||
|
||||
void
|
||||
PythonCPUPolicy::activate()
|
||||
PythonCPUPolicy::activate() throw(UserInterruptException, MalformedPolicyException)
|
||||
{
|
||||
// FIXME write the rest, taking away code from constructor
|
||||
|
||||
|
@ -107,7 +107,7 @@ PythonCPUPolicy::deactivate()
|
|||
|
||||
|
||||
void
|
||||
PythonCPUPolicy::configure() throw(UserInterruptException)
|
||||
PythonCPUPolicy::configure() throw(UserInterruptException, MalformedPolicyException)
|
||||
{
|
||||
PyObject* retval = PyObject_CallMethod(_adapter, "async_configure", NULL);
|
||||
Py_DECREF(retval);
|
||||
|
@ -117,7 +117,7 @@ PythonCPUPolicy::configure() throw(UserInterruptException)
|
|||
|
||||
|
||||
void
|
||||
PythonCPUPolicy::sort_queue() const throw(UserInterruptException)
|
||||
PythonCPUPolicy::sort_queue() const throw(UserInterruptException, MalformedPolicyException)
|
||||
{
|
||||
PyObject* retval = PyObject_CallMethod(_adapter, "async_sort_queue", NULL);
|
||||
|
||||
|
@ -143,7 +143,7 @@ PythonCPUPolicy::get_name() const
|
|||
}
|
||||
|
||||
bool
|
||||
PythonCPUPolicy::is_pre_emptive() const throw(UserInterruptException)
|
||||
PythonCPUPolicy::is_pre_emptive() const throw(UserInterruptException, MalformedPolicyException)
|
||||
{
|
||||
PyObject* retval = PyObject_CallMethod(_adapter, "async_is_preemptive", NULL);
|
||||
Py_DECREF(retval);
|
||||
|
@ -160,7 +160,7 @@ PythonCPUPolicy::is_pre_emptive() const throw(UserInterruptException)
|
|||
|
||||
|
||||
int
|
||||
PythonCPUPolicy::get_time_slice() const throw(UserInterruptException)
|
||||
PythonCPUPolicy::get_time_slice() const throw(UserInterruptException, MalformedPolicyException)
|
||||
{
|
||||
PyObject* retval = PyObject_CallMethod(_adapter, "async_get_time_slice", NULL);
|
||||
|
||||
|
@ -181,7 +181,7 @@ PythonCPUPolicy::get_time_slice() const throw(UserInterruptException)
|
|||
|
||||
|
||||
void
|
||||
PythonCPUPolicy::wait_unlock() const throw(UserInterruptException)
|
||||
PythonCPUPolicy::wait_unlock() const throw(UserInterruptException, MalformedPolicyException)
|
||||
{
|
||||
PyThreadState* _save;
|
||||
int i = 0; // We give the sort_queue() three seconds max time, then...
|
||||
|
@ -207,6 +207,8 @@ PythonCPUPolicy::wait_unlock() const throw(UserInterruptException)
|
|||
Py_UNBLOCK_THREADS;
|
||||
PyEval_RestoreThread(_save);
|
||||
|
||||
if(PyErr_Occurred() != NULL)
|
||||
abort();
|
||||
|
||||
throw UserInterruptException(_("User-defined policy is "
|
||||
"taking too long to terminate."));
|
||||
|
@ -214,6 +216,28 @@ PythonCPUPolicy::wait_unlock() const throw(UserInterruptException)
|
|||
}
|
||||
while (still_locked);
|
||||
|
||||
// check if there were unhandled exception in the user-defined code
|
||||
|
||||
PyObject* pException = PyObject_CallMethod(_adapter, "get_last_exception", NULL);
|
||||
|
||||
if(pException != NULL)
|
||||
{
|
||||
if(pException != Py_None)
|
||||
{
|
||||
PyObject* pExceptStr = PyObject_Str(pException);
|
||||
|
||||
string msg = _("unhandled exception in user policy: ");
|
||||
msg += PyString_AsString(pExceptStr);
|
||||
|
||||
Py_DECREF(pExceptStr);
|
||||
Py_DECREF(pException);
|
||||
|
||||
throw MalformedPolicyException(msg);
|
||||
}
|
||||
else
|
||||
Py_DECREF(pException);
|
||||
}
|
||||
|
||||
// What we should really do here:
|
||||
/* do {
|
||||
enable python threads
|
||||
|
@ -260,6 +284,8 @@ PythonCPUPolicy::get_exception_information()
|
|||
if (pValue != NULL) Py_DECREF(pValue);
|
||||
if (pTraceback != NULL) Py_DECREF(pTraceback);
|
||||
|
||||
PyErr_Clear();
|
||||
|
||||
return msg;
|
||||
}
|
||||
|
||||
|
|
|
@ -51,12 +51,12 @@ namespace sgpem
|
|||
/**
|
||||
Calls the method \c async_configure
|
||||
*/
|
||||
void configure() throw(UserInterruptException);
|
||||
void configure() throw(UserInterruptException, MalformedPolicyException);
|
||||
|
||||
/**
|
||||
Calls the method \c async_sort_queue
|
||||
*/
|
||||
void sort_queue() const throw(UserInterruptException);
|
||||
void sort_queue() const throw(UserInterruptException, MalformedPolicyException);
|
||||
|
||||
/**
|
||||
\returns A textual description of this policy.
|
||||
|
@ -69,14 +69,14 @@ namespace sgpem
|
|||
\returns \c TRUE if the policy is preemptive.
|
||||
\returns \c FALSE if the policy is not preemptive.
|
||||
*/
|
||||
bool is_pre_emptive() const throw(UserInterruptException);
|
||||
bool is_pre_emptive() const throw(UserInterruptException, MalformedPolicyException);
|
||||
|
||||
/**
|
||||
\returns The integer value of its time-slice.
|
||||
*/
|
||||
int get_time_slice() const throw(UserInterruptException);
|
||||
int get_time_slice() const throw(UserInterruptException, MalformedPolicyException);
|
||||
|
||||
void activate();
|
||||
void activate() throw(UserInterruptException, MalformedPolicyException);
|
||||
|
||||
void deactivate();
|
||||
|
||||
|
@ -84,7 +84,7 @@ namespace sgpem
|
|||
PythonCPUPolicy(const PythonCPUPolicy&);
|
||||
PythonCPUPolicy& operator=(const PythonCPUPolicy&);
|
||||
|
||||
void wait_unlock() const throw(UserInterruptException);
|
||||
void wait_unlock() const throw(UserInterruptException, MalformedPolicyException);
|
||||
static std::string get_exception_information();
|
||||
|
||||
PyObject* _upolicy_dict;
|
||||
|
|
|
@ -101,8 +101,18 @@ CPUPoliciesGatekeeper::activate_policy(History *history, CPUPolicy* policy)
|
|||
|
||||
if (pos == end || pos->second != policy)
|
||||
{
|
||||
_active_policies[history] = policy;
|
||||
_active_policies[history]->activate();
|
||||
try
|
||||
{
|
||||
policy->activate();
|
||||
_active_policies[history] = policy;
|
||||
}
|
||||
catch(UserInterruptException e)
|
||||
{
|
||||
//FIXME what to do here???
|
||||
//probably throwing again a MalformedPolicyException
|
||||
//maybe the best idea. or can we just fallback
|
||||
//to the previous policy?
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
@ -28,6 +28,7 @@
|
|||
|
||||
#include "policy_parameters.hh"
|
||||
#include "user_interrupt_exception.hh"
|
||||
#include "malformed_policy_exception.hh"
|
||||
|
||||
namespace sgpem
|
||||
{
|
||||
|
@ -50,7 +51,7 @@ namespace sgpem
|
|||
Because it's a pure virtual method, must be re-implemented
|
||||
in concrete derived classes.
|
||||
*/
|
||||
virtual void configure() throw(UserInterruptException) = 0;
|
||||
virtual void configure() throw(UserInterruptException, MalformedPolicyException) = 0;
|
||||
|
||||
/**
|
||||
Sort the \ref ReadyQueue object that contain all the Schedulable objects
|
||||
|
@ -59,7 +60,7 @@ namespace sgpem
|
|||
Because it's a pure virtual method, must be re-implemented
|
||||
in concrete derived classes.
|
||||
*/
|
||||
virtual void sort_queue() const throw(UserInterruptException) = 0;
|
||||
virtual void sort_queue() const throw(UserInterruptException, MalformedPolicyException) = 0;
|
||||
|
||||
/**
|
||||
Gets a string description of the policy.
|
||||
|
@ -79,7 +80,7 @@ namespace sgpem
|
|||
in concrete derived classes.
|
||||
\return True if this policy is preemptible.
|
||||
*/
|
||||
virtual bool is_pre_emptive() const throw(UserInterruptException) = 0;
|
||||
virtual bool is_pre_emptive() const throw(UserInterruptException, MalformedPolicyException) = 0;
|
||||
|
||||
/**
|
||||
Gets the time quantum for the policy.
|
||||
|
@ -88,9 +89,9 @@ namespace sgpem
|
|||
in concrete derived classes.
|
||||
\return Time quantum for the policy.
|
||||
*/
|
||||
virtual int get_time_slice() const throw(UserInterruptException) = 0;
|
||||
virtual int get_time_slice() const throw(UserInterruptException, MalformedPolicyException) = 0;
|
||||
|
||||
virtual void activate() = 0;
|
||||
virtual void activate() throw(UserInterruptException, MalformedPolicyException) = 0;
|
||||
|
||||
virtual void deactivate() = 0;
|
||||
|
||||
|
|
|
@ -0,0 +1,31 @@
|
|||
// src/backend/cpu_policy_exception.cc - Copyright 2005, 2006, University
|
||||
// of Padova, dept. of Pure and Applied
|
||||
// Mathematics
|
||||
//
|
||||
// This file is part of SGPEMv2.
|
||||
//
|
||||
// This is free software; you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation; either version 2 of the License, or
|
||||
// (at your option) any later version.
|
||||
//
|
||||
// SGPEMv2 is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
//
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with SGPEMv2; if not, write to the Free Software
|
||||
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
|
||||
// Warning! This exception will be thrown across different libraries.
|
||||
// It could be necessary to do dynamic type-checking when
|
||||
// catching it (with typeinfo).
|
||||
|
||||
#include "malformed_policy_exception.hh"
|
||||
using namespace sgpem;
|
||||
|
||||
CPUPolicyException::CPUPolicyException(const std::string& msg)
|
||||
: std::runtime_error(msg)
|
||||
{}
|
||||
|
|
@ -0,0 +1,43 @@
|
|||
// src/backend/cpu_policy_exception.hh - Copyright 2005, 2006, University
|
||||
// of Padova, dept. of Pure and Applied
|
||||
// Mathematics
|
||||
//
|
||||
// This file is part of SGPEMv2.
|
||||
//
|
||||
// This is free software; you can redistribute it and/or modify
|
||||
// it under the terms of the GNU General Public License as published by
|
||||
// the Free Software Foundation; either version 2 of the License, or
|
||||
// (at your option) any later version.
|
||||
//
|
||||
// SGPEMv2 is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
// GNU General Public License for more details.
|
||||
//
|
||||
// You should have received a copy of the GNU General Public License
|
||||
// along with SGPEMv2; if not, write to the Free Software
|
||||
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
||||
|
||||
// Warning! This exception will be thrown across different libraries.
|
||||
// It could be necessary to do dynamic type-checking when
|
||||
// catching it (with typeinfo).
|
||||
|
||||
#ifndef CPU_POLICY_EXCEPTION
|
||||
#define CPU_POLICY_EXCEPTION 1
|
||||
|
||||
#include "config.h"
|
||||
|
||||
#include <stdexcept>
|
||||
|
||||
namespace sgpem
|
||||
{
|
||||
class CPUPolicyException;
|
||||
|
||||
class SG_DLLEXPORT CPUPolicyException : public std::runtime_error
|
||||
{
|
||||
public:
|
||||
explicit CPUPolicyException(const std::string& msg = "");
|
||||
};
|
||||
} //~ namespace sgpem
|
||||
|
||||
#endif
|
|
@ -25,8 +25,7 @@
|
|||
#include "malformed_policy_exception.hh"
|
||||
using namespace sgpem;
|
||||
|
||||
MalformedPolicyException::MalformedPolicyException(const char* msg)
|
||||
: std::runtime_error(msg)
|
||||
MalformedPolicyException::MalformedPolicyException(const std::string& msg)
|
||||
: CPUPolicyException(msg)
|
||||
{}
|
||||
|
||||
MalformedPolicyException::~MalformedPolicyException() throw() {}
|
||||
|
|
|
@ -27,19 +27,16 @@
|
|||
|
||||
#include "config.h"
|
||||
|
||||
#include <stdexcept>
|
||||
#include "cpu_policy_exception.hh"
|
||||
|
||||
namespace sgpem
|
||||
{
|
||||
class MalformedPolicyException;
|
||||
|
||||
class SG_DLLEXPORT MalformedPolicyException : public std::runtime_error
|
||||
class SG_DLLEXPORT MalformedPolicyException : public CPUPolicyException
|
||||
{
|
||||
public:
|
||||
MalformedPolicyException(const char* msg = "");
|
||||
virtual ~MalformedPolicyException() throw ();
|
||||
|
||||
private:
|
||||
explicit MalformedPolicyException(const std::string& msg = "");
|
||||
};
|
||||
} //~ namespace sgpem
|
||||
|
||||
|
|
|
@ -29,4 +29,3 @@ NullPolicyException::NullPolicyException(const char* msg)
|
|||
: std::runtime_error(msg)
|
||||
{}
|
||||
|
||||
NullPolicyException::~NullPolicyException() throw() {}
|
||||
|
|
|
@ -37,9 +37,6 @@ namespace sgpem
|
|||
{
|
||||
public:
|
||||
NullPolicyException(const char* msg = "");
|
||||
virtual ~NullPolicyException() throw ();
|
||||
|
||||
private:
|
||||
};
|
||||
} //~ namespace sgpem
|
||||
|
||||
|
|
|
@ -26,7 +26,6 @@
|
|||
using namespace sgpem;
|
||||
|
||||
UserInterruptException::UserInterruptException(const char* msg)
|
||||
: std::runtime_error(msg)
|
||||
: CPUPolicyException(msg)
|
||||
{}
|
||||
|
||||
UserInterruptException::~UserInterruptException() throw() {}
|
||||
|
|
|
@ -26,6 +26,7 @@
|
|||
#define USER_INTERRUPT_EXCEPTION 1
|
||||
|
||||
#include "config.h"
|
||||
#include "cpu_policy_exception.hh"
|
||||
|
||||
#include <stdexcept>
|
||||
|
||||
|
@ -33,13 +34,10 @@ namespace sgpem
|
|||
{
|
||||
class UserInterruptException;
|
||||
|
||||
class SG_DLLEXPORT UserInterruptException : public std::runtime_error
|
||||
class SG_DLLEXPORT UserInterruptException : public CPUPolicyException
|
||||
{
|
||||
public:
|
||||
UserInterruptException(const char* msg = "");
|
||||
virtual ~UserInterruptException() throw ();
|
||||
|
||||
private:
|
||||
explicit UserInterruptException(const char* msg = "");
|
||||
};
|
||||
} //~ namespace sgpem
|
||||
|
||||
|
|
Loading…
Reference in New Issue