/*
* Copyright 2010 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.gradle.util;
import groovy.lang.Closure;
import groovy.lang.MissingMethodException;
import groovy.lang.MissingPropertyException;
import java.util.Map;
/**
* @author Hans Dockter
*/
public class ConfigureUtil {
public static <T> T configure(Closure configureClosure, T delegate) {
return configure(configureClosure, delegate, Closure.DELEGATE_FIRST);
}
public static <T> T configureByMap(Map<String, ?> properties, T delegate) {
for (Map.Entry<String, ?> entry : properties.entrySet()) {
try {
ReflectionUtil.setProperty(delegate, entry.getKey(), entry.getValue());
} catch (MissingPropertyException e) {
// Try as a method
try {
ReflectionUtil.invoke(delegate, entry.getKey(), new Object[]{entry.getValue()});
} catch (MissingMethodException mme) {
// Throw the original MPE
throw e;
}
}
}
return delegate;
}
private static <T> T configure(Closure configureClosure, T delegate, int resolveStrategy) {
if (configureClosure == null) {
return delegate;
}
Closure copy = (Closure) configureClosure.clone();
copy.setResolveStrategy(resolveStrategy);
copy.setDelegate(delegate);
if (copy.getMaximumNumberOfParameters() == 0) {
copy.call();
} else {
copy.call(delegate);
}
return delegate;
}
}