/*
* © Copyright IBM Corp. 2012
*
* 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 com.ibm.sbt.playground.assets;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import com.ibm.commons.util.io.StreamUtil;
import com.ibm.sbt.playground.vfs.VFS;
import com.ibm.sbt.playground.vfs.VFSFile;
/**
* Definition of a code category.
*/
public class CategoryNode extends Node {
public static final String GLOBAL_PROPERTIES = "_global.properties";
public static final String RUNTIME_PROPERTY_KEY = "runtimes";
public static final String JS_LIB_ID_PROPERTY_KEY = "jslibs";
private List<Node> children = new ArrayList<Node>();
private String properties; // cached...
public CategoryNode(CategoryNode parent, String name) {
super(parent,name);
}
public List<Node> getChildren() {
return children;
}
public void setChildren(List<Node> children) {
this.children = children;
}
public VFSFile getFile(VFS vfs) throws IOException {
return vfs.getFile(getPath());
}
public String readGlobalProperties(VFS vfs) throws IOException {
if(properties==null) {
// Look for a resource
VFSFile f = getFile(vfs).getFile(GLOBAL_PROPERTIES);
if(f!=null) {
InputStream is = f.getInputStream();
if(is!=null) {
try {
properties = StreamUtil.readString(is);
} finally {
StreamUtil.close(is);
}
}
}
// Mark it as read, but empty..
if(properties==null) {
properties = "";
}
}
return properties;
}
}