org.activiti.engine.impl.util.io.ResourceStreamSource Maven / Gradle / Ivy
/* 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.activiti.engine.impl.util.io;
import org.activiti.engine.ActivitiIllegalArgumentException;
import org.activiti.engine.impl.util.ReflectUtil;
import java.io.BufferedInputStream;
import java.io.InputStream;
/**
*/
public class ResourceStreamSource implements StreamSource {
String resource;
ClassLoader classLoader;
public ResourceStreamSource(String resource) {
this.resource = resource;
}
public ResourceStreamSource(String resource, ClassLoader classLoader) {
this.resource = resource;
this.classLoader = classLoader;
}
public InputStream getInputStream() {
InputStream inputStream = null;
if (classLoader == null) {
inputStream = ReflectUtil.getResourceAsStream(resource);
} else {
inputStream = classLoader.getResourceAsStream(resource);
}
if (inputStream == null) {
throw new ActivitiIllegalArgumentException("resource '" + resource + "' doesn't exist");
}
return new BufferedInputStream(inputStream);
}
public String toString() {
return "Resource[" + resource + "]";
}
}