java/com/android/voicemailomtp/mail/store/imap/ImapSimpleString.java

/*
 * 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.voicemailomtp.mail.store.imap;

import com.android.voicemailomtp.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 + "\"";
    }
}