Android example source code file (CreateC2BFile.java)

This example Android source code file (CreateC2BFile.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" ^TM.

Java - Android tags/keywords

activity, android, button, createc2bfile, edittext, file, filewriter, io, ioexception, onclicklistener, os, override, string, ui, view, widget

The CreateC2BFile.java Android example source code

/*
 * Copyright (C) 2008 Google Inc.
 *
 * 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.google.clickin2dabeat;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;

/**
 * Creates a skeleton C2B file when an appropriate media object is opened.
 */
public class CreateC2BFile extends Activity {
  private String dataSource;

  @Override
  public void onCreate(Bundle icicle) {
    super.onCreate(icicle);
    dataSource = this.getIntent().getData().toString();
    setContentView(R.layout.c2b_creator_form);

    Button create = ((Button) findViewById(R.id.CreateButton));
    create.setOnClickListener(new OnClickListener() {
      public void onClick(View arg0) {
        String title = ((EditText) findViewById(R.id.TitleEditText)).getText().toString();
        String author = ((EditText) findViewById(R.id.AuthorEditText)).getText().toString();
        if (!title.equals("") && !author.equals("")) {
          createC2BSkeleton(title, author, dataSource);
          finish();
        }
      }
    });

    Button cancel = ((Button) findViewById(R.id.CancelButton));
    cancel.setOnClickListener(new OnClickListener() {
      public void onClick(View arg0) {
        finish();
      }
    });

  }

  private void createC2BSkeleton(String title, String author, String media) {
    String c2bDirStr = "/sdcard/c2b/";
    String sanitizedTitle = title.replaceAll("'", " ");
    String sanitizedAuthor = author.replaceAll("'", " ");
    String filename = sanitizedTitle.replaceAll("[^a-zA-Z0-9,\\s]", "");
    filename = c2bDirStr + filename + ".c2b";
    String contents =
        "<c2b title='" + title + "' level='1' author='" + author + "' media='" + media + "'>";

    File c2bDir = new File(c2bDirStr);
    boolean directoryExists = c2bDir.isDirectory();
    if (!directoryExists) {
      c2bDir.mkdir();
    }

    try {
      FileWriter writer = new FileWriter(filename);
      writer.write(contents);
      writer.close();
      Toast.makeText(CreateC2BFile.this, getString(R.string.STAGE_CREATED), 5000).show();
    } catch (IOException e) {
      Toast.makeText(CreateC2BFile.this, getString(R.string.NEED_SD_CARD), 30000).show();
    }
  }



}