/*
 * Copyright (C) 2011 Red Hat, Inc. and/or its affiliates.
 *
 * 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.jboss.errai.codegen.builder.callstack;

import org.jboss.errai.codegen.Context;
import org.jboss.errai.codegen.Statement;
import org.jboss.errai.codegen.Variable;

/**
 * @author Mike Brock <cbrock@redhat.com>
 */
public class DeclareVariable extends AbstractCallElement {
  private final Variable variable;

  public DeclareVariable(final Variable variable) {
    this.variable = variable;
  }

  @Override
  public void handleCall(final CallWriter writer, final Context context, final Statement statement) {
    writer.reset();
    context.addVariable(variable);
    writer.append(variable.generate(context));
    if (next == null) {
      writer.append(";");
    }

    nextOrReturn(writer, context, null);
  }

  public String toString() {
    return "[[DeclareVariable<" + variable + ">]" + next + "]";
  }
}