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/*******************************************************************************
* Copyright (c) 2015 QNX Software Systems 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
*******************************************************************************/
package org.eclipse.cdt.internal.core.build;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.eclipse.cdt.core.CCorePlugin;
import org.eclipse.cdt.core.build.IToolChain;
import org.eclipse.cdt.core.build.IToolChainManager;
import org.eclipse.cdt.core.build.IToolChainProvider;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.IExtensionPoint;
import org.eclipse.core.runtime.IExtensionRegistry;
import org.eclipse.core.runtime.Platform;
public class ToolChainManager implements IToolChainManager {
private Map<String, IConfigurationElement> providerElements;
private Map<String, IToolChainProvider> providers;
private Map<List<String>, IToolChain> toolChains;
private void init() {
if (providerElements == null) {
providerElements = new HashMap<>();
providers = new HashMap<>();
// Load the types
IExtensionRegistry registry = Platform.getExtensionRegistry();
IExtensionPoint typesPoint = registry
.getExtensionPoint(CCorePlugin.PLUGIN_ID + ".toolChainProvider"); //$NON-NLS-1$
for (IConfigurationElement element : typesPoint.getConfigurationElements()) {
String id = element.getAttribute("id"); //$NON-NLS-1$
providerElements.put(id, element);
}
// Load the discovered toolchains
toolChains = new HashMap<>();
for (IConfigurationElement element : providerElements.values()) {
// TODO check for enablement
try {
IToolChainProvider provider = (IToolChainProvider) element
.createExecutableExtension("class"); //$NON-NLS-1$
providers.put(element.getAttribute("id"), provider); //$NON-NLS-1$
provider.init(this);
} catch (CoreException e) {
CCorePlugin.log(e);
}
}
}
}
private List<String> getId(IToolChain toolChain) {
List<String> id = new ArrayList<>(3);
id.add(toolChain.getProvider().getId());
id.add(toolChain.getId());
id.add(toolChain.getVersion());
return id;
}
@Override
public void addToolChain(IToolChain toolChain) {
toolChains.put(getId(toolChain), toolChain);
}
@Override
public void removeToolChain(IToolChain toolChain) {
toolChains.remove(getId(toolChain));
}
@Override
public IToolChainProvider getProvider(String providerId) throws CoreException {
init();
IToolChainProvider provider = providers.get(providerId);
if (provider == null) {
IConfigurationElement element = providerElements.get(providerId);
if (element != null) {
provider = (IToolChainProvider) element.createExecutableExtension("class"); //$NON-NLS-1$
providers.put(providerId, provider);
}
}
return provider;
}
@Override
public IToolChain getToolChain(String providerId, String id, String version) throws CoreException {
init();
List<String> tid = new ArrayList<>(3);
tid.add(providerId);
tid.add(id);
tid.add(version);
IToolChain toolChain = toolChains.get(tid);
if (toolChain != null) {
return toolChain;
}
// Try the provider
IToolChainProvider realProvider = providers.get(providerId);
if (realProvider != null) {
toolChain = realProvider.getToolChain(id, version);
if (toolChain != null) {
toolChains.put(getId(toolChain), toolChain);
return toolChain;
}
}
return null;
}
@Override
public Collection<IToolChain> getToolChainsMatching(Map<String, String> properties) {
init();
List<IToolChain> tcs = new ArrayList<>();
for (IToolChain toolChain : toolChains.values()) {
boolean matches = true;
for (Map.Entry<String, String> property : properties.entrySet()) {
String tcProperty = toolChain.getProperty(property.getKey());
if (tcProperty != null) {
if (!property.getValue().equals(tcProperty)) {
matches = false;
break;
}
}
}
if (matches) {
tcs.add(toolChain);
}
}
// Allow 32-bit compilers on 64-bit machines
// TODO is there a cleaner way to do this?
if ("x86_64".equals(properties.get(IToolChain.ATTR_ARCH))) { //$NON-NLS-1$
Map<String, String> properties32 = new HashMap<>(properties);
properties32.put(IToolChain.ATTR_ARCH, "x86"); //$NON-NLS-1$
tcs.addAll(getToolChainsMatching(properties32));
}
return tcs;
}
@Override
public Collection<IToolChain> getToolChains(String providerId) {
init();
List<IToolChain> tcs = new ArrayList<>();
for (IToolChain toolChain : toolChains.values()) {
if (toolChain.getProvider().getId().equals(providerId)) {
tcs.add(toolChain);
}
}
return tcs;
}
@Override
public Collection<IToolChain> getToolChains(String providerId, String id) throws CoreException {
init();
List<IToolChain> tcs = new ArrayList<>();
for (IToolChain toolChain : toolChains.values()) {
if (toolChain.getProvider().getId().equals(providerId) && toolChain.getId().equals(id)) {
tcs.add(toolChain);
}
}
return tcs;
}
}
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