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package org.rtems.cdt.toolchain;
import java.util.Map;
import java.util.HashMap;
import java.util.Iterator;
import org.eclipse.cdt.managedbuilder.core.IBuildObject;
import org.eclipse.cdt.managedbuilder.core.IHoldsOptions;
import org.eclipse.cdt.managedbuilder.core.IManagedOptionValueHandler;
import org.eclipse.cdt.managedbuilder.core.IOption;
public class RtemsManagerRelocationLinkHandler implements
IManagedOptionValueHandler {
private static HashMap<String, Boolean> defaultMgrStatusMap = new HashMap<String, Boolean>(32);
private static HashMap<String, Boolean> mgrStatusMap = new HashMap<String, Boolean>(32);
private static HashMap<String, String> no_mgr_relMap = new HashMap<String, String>(32);
private static String bspLibDir;
private static String relocationLinkObjs;
static {
bspLibDir = " " + RtemsEnvironmentVariableSupplier.
getRtemsInstallBspLibDirectory().toPortableString() + "/";
defaultMgrStatusMap.put("barrier", Boolean.FALSE);
defaultMgrStatusMap.put("console", Boolean.TRUE);
defaultMgrStatusMap.put("dpmem", Boolean.FALSE);
defaultMgrStatusMap.put("event", Boolean.FALSE);
defaultMgrStatusMap.put("ext", Boolean.FALSE);
defaultMgrStatusMap.put("filesystem", Boolean.FALSE);
defaultMgrStatusMap.put("io", Boolean.TRUE);
defaultMgrStatusMap.put("mp", Boolean.FALSE);
defaultMgrStatusMap.put("msg", Boolean.FALSE);
defaultMgrStatusMap.put("part", Boolean.FALSE);
defaultMgrStatusMap.put("region", Boolean.FALSE);
defaultMgrStatusMap.put("rtmon", Boolean.FALSE);
defaultMgrStatusMap.put("sem", Boolean.FALSE);
defaultMgrStatusMap.put("signal", Boolean.FALSE);
defaultMgrStatusMap.put("timer", Boolean.FALSE);
no_mgr_relMap.put("barrier" , "no-barrier.rel");
no_mgr_relMap.put("console" , "no-console.rel");
no_mgr_relMap.put("dpmem" , "no-dpmem.rel");
no_mgr_relMap.put("event" , "no-event.rel");
no_mgr_relMap.put("ext" , "no-ext.rel");
no_mgr_relMap.put("filesystem", "no-filesystem.rel");
no_mgr_relMap.put("io" , "no-io.rel");
no_mgr_relMap.put("mp" , "no-mp.rel");
no_mgr_relMap.put("msg" , "no-msg.rel");
no_mgr_relMap.put("part" , "no-part.rel");
no_mgr_relMap.put("region" , "no-region.rel");
no_mgr_relMap.put("rtmon" , "no-rtmon.rel");
no_mgr_relMap.put("sem" , "no-sem.rel");
no_mgr_relMap.put("signal" , "no-signal.rel");
no_mgr_relMap.put("timer" , "no-timer.rel");
}
public RtemsManagerRelocationLinkHandler() {
}
/**
* @return the relocationLinkObjs
*/
public static synchronized String getRelocationLinkObjs() {
return relocationLinkObjs;
}
private static synchronized void updateRelocationLink(String selectedMgrId,
Boolean enabled) {
StringBuilder rel = new StringBuilder(1024); // relocation link builder
mgrStatusMap.put(selectedMgrId, enabled);
for(Iterator<Map.Entry<String, Boolean>>
i = mgrStatusMap.entrySet().iterator(); i.hasNext(); ) {
Map.Entry<String, Boolean> entry = (Map.Entry<String, Boolean>) i.next();
String mgrId = (String)entry.getKey();
Boolean mgrEnabled = (Boolean) entry.getValue();
if (!mgrEnabled.booleanValue()) {
rel = rel.append(bspLibDir).append( no_mgr_relMap.get(mgrId) );
}
}
relocationLinkObjs = rel.toString();
}
/**
* Handles transfer between values between UI element and
* back-end in different circumstances.
*
* @param configuration build configuration of option
* (may be IConfiguration or IResourceConfiguration)
* @param holder contains the holder of the option
* @param option the option that is handled
* @param extraArgument extra argument for handler
* @param event event to be handled, one of the following:
* (EVENT_OPEN = 1, EVENT_CLOSE = 2,
* EVENT_SETDEFAULT = 3,
* EVENT_APPLY = 4, EVENT_LOAD = 5)
*
* @return True when the event was handled, false otherwise.
* This enables default event handling can take place.
*/
public boolean handleValue(IBuildObject configuration, IHoldsOptions holder,
IOption option, String extraArgument, int event) {
if (event == EVENT_CLOSE) return false;
try {
String mgrId = extraArgument;
Boolean enabled = (Boolean) option.getValue();
if (enabled==null) {
enabled = defaultMgrStatusMap.get(mgrId);
option.setValue(enabled.booleanValue());
}
updateRelocationLink(mgrId, enabled);
} catch (Exception e) {
return false;
}
return true;
}
/**
* Checks whether the value of an option is its default value.
*
* @param configuration build configuration of option
* (may be IConfiguration or IResourceConfiguration)
* @param holder contains the holder of the option
* @param option the option that is handled
* @param extraArgument extra argument for handler
*
* The additional options besides configuration are supplied to
* provide enough information for querying the default value from
* a potential data storage back-end.
*
* @return True if the options value is its default value and
* False otherwise. This enables that default event handling can
* take place.
*/
public boolean isDefaultValue(IBuildObject configuration,
IHoldsOptions holder, IOption option, String extraArgument) {
String mgrId = extraArgument;
return defaultMgrStatusMap.get(mgrId).equals(option.getValue());
}
/**
* Checks whether an enumeration value of an option is currently a
* valid choice. The use-case for this method is the case, where
* the set of valid enumerations in the plugin.xml file changes.
* The UI will remove entries from selection lists if the value
* returns false.
*
* @param configuration build configuration of option
* (may be IConfiguration or IResourceConfiguration)
* @param holder contains the holder of the option
* @param option the option that is handled
* @param extraArgument extra argument for handler
* @param enumValue enumeration value that is to be checked
*
* The additional options besides configuration are supplied to
* provide enough information for querying information from a
* a potential data storage back-end.
*
* @return True if the enumeration value is valid and False
* otherwise.
*/
public boolean isEnumValueAppropriate(IBuildObject configuration,
IHoldsOptions holder, IOption option, String extraArgument,
String enumValue) {
// By default return true for all the enum values.
return true;
}
}
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