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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.tuscany.sca.binding.erlang.impl.types;
import java.lang.reflect.Array;
import java.util.ArrayList;
import java.util.List;
import com.ericsson.otp.erlang.OtpErlangList;
import com.ericsson.otp.erlang.OtpErlangObject;
public class ListTypeHelper implements TypeHelper {
public OtpErlangObject toErlang(Object object) {
int i = 0;
List<OtpErlangObject> elements = new ArrayList<OtpErlangObject>();
while (true) {
try {
Object arrElement = Array.get(object, i);
Object[] args = new Object[] {arrElement};
elements.add(TypeHelpersProxy.toErlang(args));
i++;
} catch (ArrayIndexOutOfBoundsException e) {
// expected
break;
}
}
return new OtpErlangList(elements.toArray(new OtpErlangObject[elements.size()]));
}
public Object toJava(OtpErlangObject object, Class<?> forClass) throws Exception {
OtpErlangList erlangList = (OtpErlangList)object;
Object result = Array.newInstance(forClass.getComponentType(), erlangList.arity());
for (int i = 0; i < erlangList.arity(); i++) {
Array.set(result, i, TypeHelpersProxy.toJava(erlangList.elementAt(i), forClass.getComponentType()));
}
return result;
}
}
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