/*
 * Copyright (C) 2015 The Android Open Source Project
 *
 * 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.android.voicemail.impl.mail.store.imap;

import com.android.voicemail.impl.VvmLog;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;

/** Subclass of {@link ImapString} used for non literals. */
public class ImapSimpleString extends ImapString {
  private final String TAG = "ImapSimpleString";
  private String mString;

  /* package */ ImapSimpleString(String string) {
    mString = (string != null) ? string : "";
  }

  @Override
  public void destroy() {
    mString = null;
    super.destroy();
  }

  @Override
  public String getString() {
    return mString;
  }

  @Override
  public InputStream getAsStream() {
    try {
      return new ByteArrayInputStream(mString.getBytes("US-ASCII"));
    } catch (UnsupportedEncodingException e) {
      VvmLog.e(TAG, "Unsupported encoding: ", e);
    }
    return null;
  }

  @Override
  public String toString() {
    // Purposefully not return just mString, in order to prevent using it instead of getString.
    return "\"" + mString + "\"";
  }
}