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/*******************************************************************************
* Copyright (c) 2007, 2008 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.internal.core.envvar;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.cdt.core.envvar.IContributedEnvironment;
import org.eclipse.cdt.core.envvar.IEnvironmentVariable;
import org.eclipse.cdt.core.settings.model.ICConfigurationDescription;
import org.eclipse.cdt.core.settings.model.ICProjectDescription;
public class ContributedEnvironment implements IContributedEnvironment{
private EnvironmentVariableManager fMngr;
public ContributedEnvironment(EnvironmentVariableManager mngr){
fMngr = mngr;
}
private class ContributedEnvContextInfo extends DefaultEnvironmentContextInfo {
private IEnvironmentContextInfo fBaseInfo;
private ICoreEnvironmentVariableSupplier fSuppliers[];
public ContributedEnvContextInfo(IEnvironmentContextInfo info) {
super(info.getContext());
fBaseInfo = info;
}
public ICoreEnvironmentVariableSupplier[] getSuppliers() {
if(fSuppliers == null){
ICoreEnvironmentVariableSupplier[] suppliers = fBaseInfo.getSuppliers();
int i = 0;
for(; i < suppliers.length; i++){
if(suppliers[i] == EnvironmentVariableManager.fEclipseSupplier){
break;
}
}
if(i != suppliers.length){
ICoreEnvironmentVariableSupplier tmp[] = new ICoreEnvironmentVariableSupplier[suppliers.length - 1];
if(i != 0)
System.arraycopy(suppliers, 0, tmp, 0, i);
if(i != tmp.length)
System.arraycopy(suppliers, i+1, tmp, i, tmp.length - i);
suppliers = tmp;
}
fSuppliers = suppliers;
}
return fSuppliers;
}
public IEnvironmentContextInfo getNext() {
IEnvironmentContextInfo baseNext = fBaseInfo.getNext();
if(baseNext != null)
return new ContributedEnvContextInfo(baseNext);
return null;
}
}
public IEnvironmentContextInfo getContextInfo(Object context){
return new ContributedEnvContextInfo(fMngr.getDefaultContextInfo(context));
}
public IEnvironmentVariable[] getVariables(ICConfigurationDescription des){
EnvVarCollector cr = EnvironmentVariableManager.getVariables(getContextInfo(des), true);
if(cr != null){
EnvVarDescriptor collected[] = cr.toArray(true);
List<IEnvironmentVariable> vars = new ArrayList<IEnvironmentVariable>(collected.length);
IEnvironmentVariable var;
IEnvironmentContextInfo info = new DefaultEnvironmentContextInfo(des);//getContextInfo(des);
for(int i = 0; i < collected.length; i++){
var = collected[i];
var = EnvironmentVariableManager.getVariable(var.getName(), info, true);
if(var != null)
vars.add(var);
}
return vars.toArray(new EnvVarDescriptor[vars.size()]);
}
return new EnvVarDescriptor[0];
}
public IEnvironmentVariable getVariable(String name, ICConfigurationDescription des){
EnvVarDescriptor varDes = EnvironmentVariableManager.getVariable(name, getContextInfo(des), true);
if(varDes != null)
return EnvironmentVariableManager.getVariable(name, new DefaultEnvironmentContextInfo(des), true);
return null;
}
public boolean appendEnvironment(ICConfigurationDescription des){
return EnvironmentVariableManager.fUserSupplier.appendContributedEnvironment(des);
}
public void setAppendEnvironment(boolean append, ICConfigurationDescription des){
EnvironmentVariableManager.fUserSupplier.setAppendContributedEnvironment(append, des);
}
public IEnvironmentVariable addVariable(String name,
String value,
int op,
String delimiter,
ICConfigurationDescription des){
return new EnvVarDescriptor(
EnvironmentVariableManager.fUserSupplier.createVariable(name, value, op, delimiter, des),
null,
-1,
EnvironmentVariableManager.fUserSupplier);
}
public void addVariables(IEnvironmentVariable[] vars,
ICConfigurationDescription des) {
for (IEnvironmentVariable v : vars)
addVariable(v, des);
}
public IEnvironmentVariable addVariable(IEnvironmentVariable var,
ICConfigurationDescription des) {
return addVariable(var.getName(),
var.getValue(),
var.getOperation(),
var.getDelimiter(),
des);
}
public IEnvironmentVariable removeVariable(String name, ICConfigurationDescription des){
return EnvironmentVariableManager.fUserSupplier.deleteVariable(name, des);
}
public void restoreDefaults(ICConfigurationDescription des){
EnvironmentVariableManager.fUserSupplier.restoreDefaults(des);
}
public boolean isUserVariable(ICConfigurationDescription des, IEnvironmentVariable var){
if(var instanceof EnvVarDescriptor)
return ((EnvVarDescriptor)var).getSupplier() == EnvironmentVariableManager.fUserSupplier;
return false;
}
public String getOrigin(IEnvironmentVariable var) {
if(var instanceof EnvVarDescriptor) {
ICoreEnvironmentVariableSupplier sup = ((EnvVarDescriptor)var).getSupplier();
if (sup instanceof BuildSustemEnvironmentSupplier)
return Messages.getString("ContributedEnvironment.0"); //$NON-NLS-1$
if (sup instanceof EclipseEnvironmentSupplier)
return Messages.getString("ContributedEnvironment.1"); //$NON-NLS-1$
if (sup instanceof UserDefinedEnvironmentSupplier)
return Messages.getString("ContributedEnvironment.2"); //$NON-NLS-1$
}
return Messages.getString("ContributedEnvironment.3"); //$NON-NLS-1$
}
public void serialize(ICProjectDescription des){
EnvironmentVariableManager.fUserSupplier.storeProjectEnvironment(des, false);
}
}
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