/*******************************************************************************
* Copyright (c) 2007 Intel Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Intel Corporation - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.managedbuilder.internal.dataprovider;
import java.util.HashSet;
import java.util.Set;
import org.eclipse.cdt.core.envvar.IEnvironmentContributor;
import org.eclipse.cdt.core.envvar.IEnvironmentVariable;
import org.eclipse.cdt.core.envvar.IEnvironmentVariableManager;
import org.eclipse.cdt.core.settings.model.ICConfigurationDescription;
import org.eclipse.cdt.managedbuilder.core.IConfiguration;
import org.eclipse.cdt.managedbuilder.core.ManagedBuildManager;
import org.eclipse.cdt.managedbuilder.internal.envvar.ExternalExtensionEnvironmentSupplier;
import org.eclipse.cdt.managedbuilder.internal.envvar.MbsEnvironmentSupplier;
import org.eclipse.cdt.utils.envvar.EnvironmentCollector;
public class BuildEnvironmentContributor implements IEnvironmentContributor {
private BuildBuildData fBuildData;
private IConfiguration fCfg;
private ICConfigurationDescription fCfgDes;
private MbsEnvironmentSupplier fMbsSupplier = new MbsEnvironmentSupplier();
public BuildEnvironmentContributor(BuildBuildData buildData){
fBuildData = buildData;
fCfg = fBuildData.getBuilder().getParent().getParent();
fCfgDes = ManagedBuildManager.getDescriptionForConfiguration(fCfg);
}
public IEnvironmentVariable getVariable(String name,
IEnvironmentVariableManager provider) {
EnvironmentCollector collector = new EnvironmentCollector();
ExternalExtensionEnvironmentSupplier extSupplier = new ExternalExtensionEnvironmentSupplier(provider);
boolean varFound = false;
IEnvironmentVariable var = extSupplier.getVariable(name, fCfg.getManagedProject());
varFound = processVariable(name, var, collector, provider, varFound);
var = fMbsSupplier.getVariable(name, fCfg);
varFound = processVariable(name, var, collector, provider, varFound);
var = extSupplier.getVariable(name, fCfg);
varFound = processVariable(name, var, collector, provider, varFound);
return collector.getVariable(name);
}
public IEnvironmentVariable[] getVariables(
IEnvironmentVariableManager provider) {
EnvironmentCollector collector = new EnvironmentCollector();
ExternalExtensionEnvironmentSupplier extSupplier = new ExternalExtensionEnvironmentSupplier(provider);
Set<String> set = null;
IEnvironmentVariable vars[] = extSupplier.getVariables(fCfg.getManagedProject());
set = processVariables(vars, collector, provider, set);
vars = fMbsSupplier.getVariables(fCfg);
set = processVariables(vars, collector, provider, set);
vars = extSupplier.getVariables(fCfg);
set = processVariables(vars, collector, provider, set);
return collector.getVariables();
}
private boolean processVariable(String name, IEnvironmentVariable var, EnvironmentCollector collector, IEnvironmentVariableManager provider, boolean varFound){
if(var != null){
if(!varFound){
varFound = true;
IEnvironmentVariable base = provider.getVariable(name, fCfgDes, false);
if(base != null)
collector.addVariable(base);
}
collector.addVariable(var);
}
return varFound;
}
private Set<String> processVariables(IEnvironmentVariable vars[], EnvironmentCollector collector, IEnvironmentVariableManager provider, Set<String> set){
boolean checkSet = true;
if(vars != null && vars.length != 0){
if(set == null){
set = new HashSet<String>();
checkSet = false;
}
for(int i = 0; i < vars.length; i++){
if(vars[i] == null)
continue;
if(set.add(vars[i].getName()) || !checkSet){
IEnvironmentVariable base = provider.getVariable(vars[i].getName(), fCfgDes, false);
if(base != null){
collector.addVariable(base);
}
}
collector.addVariable(vars[i]);
}
//collector.addVariables(vars);
}
return set;
}
}