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[NewFeature] Add SDCard utils.
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‎.settings/org.eclipse.jdt.ui.prefs

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eclipse.preferences.version=1
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org.eclipse.jdt.ui.javadoc=true
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org.eclipse.jdt.ui.text.custom_code_templates=<?xml version\="1.0" encoding\="UTF-8" standalone\="no"?><templates><template autoinsert\="true" context\="gettercomment_context" deleted\="false" description\="Comment for getter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.gettercomment" name\="gettercomment">/**\r\n * @return the ${bare_field_name}\r\n */</template><template autoinsert\="true" context\="settercomment_context" deleted\="false" description\="Comment for setter method" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.settercomment" name\="settercomment">/**\r\n * @param ${param} the ${bare_field_name} to set\r\n */</template><template autoinsert\="true" context\="constructorcomment_context" deleted\="false" description\="Comment for created constructors" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorcomment" name\="constructorcomment">/**\r\n * ${tags}\r\n */</template><template autoinsert\="false" context\="filecomment_context" deleted\="false" description\="Comment for created Java files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.filecomment" name\="filecomment">/**\r\n * Copyright 2014 Zhenguo Jin (jinzhenguo1990@gmail.com)\r\n *\r\n * Licensed under the Apache License, Version 2.0 (the "License");\r\n * you may not use this file except in compliance with the License.\r\n * You may obtain a copy of the License at\r\n *\r\n * http\://www.apache.org/licenses/LICENSE-2.0\r\n *\r\n * Unless required by applicable law or agreed to in writing, software\r\n * distributed under the License is distributed on an "AS IS" BASIS,\r\n * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r\n * See the License for the specific language governing permissions and\r\n * limitations under the License.\r\n */</template><template autoinsert\="true" context\="typecomment_context" deleted\="false" description\="Comment for created types" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.typecomment" name\="typecomment">/**\r\n * @author ${user}\r\n *\r\n * ${tags}\r\n */</template><template autoinsert\="true" context\="fieldcomment_context" deleted\="false" description\="Comment for fields" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.fieldcomment" name\="fieldcomment">/**\r\n * \r\n */</template><template autoinsert\="true" context\="methodcomment_context" deleted\="false" description\="Comment for non-overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodcomment" name\="methodcomment">/**\r\n * ${tags}\r\n */</template><template autoinsert\="true" context\="overridecomment_context" deleted\="false" description\="Comment for overriding methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.overridecomment" name\="overridecomment">/* (non-Javadoc)\r\n * ${see_to_overridden}\r\n */</template><template autoinsert\="true" context\="delegatecomment_context" deleted\="false" description\="Comment for delegate methods" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.delegatecomment" name\="delegatecomment">/**\r\n * ${tags}\r\n * ${see_to_target}\r\n */</template><template autoinsert\="true" context\="newtype_context" deleted\="false" description\="Newly created files" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.newtype" name\="newtype">${filecomment}\r\n${package_declaration}\r\n\r\n${typecomment}\r\n${type_declaration}</template><template autoinsert\="true" context\="classbody_context" deleted\="false" description\="Code in new class type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.classbody" name\="classbody">\r\n</template><template autoinsert\="true" context\="interfacebody_context" deleted\="false" description\="Code in new interface type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.interfacebody" name\="interfacebody">\r\n</template><template autoinsert\="true" context\="enumbody_context" deleted\="false" description\="Code in new enum type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.enumbody" name\="enumbody">\r\n</template><template autoinsert\="true" context\="annotationbody_context" deleted\="false" description\="Code in new annotation type bodies" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.annotationbody" name\="annotationbody">\r\n</template><template autoinsert\="true" context\="catchblock_context" deleted\="false" description\="Code in new catch blocks" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.catchblock" name\="catchblock">// ${todo} Auto-generated catch block\r\n${exception_var}.printStackTrace();</template><template autoinsert\="true" context\="methodbody_context" deleted\="false" description\="Code in created method stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.methodbody" name\="methodbody">// ${todo} Auto-generated method stub\r\n${body_statement}</template><template autoinsert\="true" context\="constructorbody_context" deleted\="false" description\="Code in created constructor stubs" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.constructorbody" name\="constructorbody">${body_statement}\r\n// ${todo} Auto-generated constructor stub</template><template autoinsert\="true" context\="getterbody_context" deleted\="false" description\="Code in created getters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.getterbody" name\="getterbody">return ${field};</template><template autoinsert\="true" context\="setterbody_context" deleted\="false" description\="Code in created setters" enabled\="true" id\="org.eclipse.jdt.ui.text.codetemplates.setterbody" name\="setterbody">${field} \= ${param};</template></templates>

‎src/com/worthed/util/DisplayUtils.java

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/**
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* Copyright 2014 Zhenguo Jin
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* Copyright 2014 Zhenguo Jin (jinzhenguo1990@gmail.com)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.

‎src/com/worthed/util/SDCardUtils.java

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/**
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* Copyright 2014 Zhenguo Jin (jinzhenguo1990@gmail.com)
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.worthed.util;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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/**
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* SDcard操作工具类
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*
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* @author jingle1267@163.com
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*
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*/
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public class SDCardUtils {
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/**
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* Check the SD card
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*
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* @return
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*/
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public static boolean checkSDCardAvailable() {
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return android.os.Environment.getExternalStorageState().equals(
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android.os.Environment.MEDIA_MOUNTED);
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}
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/**
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* Check if the file is exists
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*
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* @param filePath
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* @param fileName
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* @return
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*/
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public static boolean isFileExistsInSDCard(String filePath, String fileName) {
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boolean flag = false;
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if (checkSDCardAvailable()) {
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File file = new File(filePath, fileName);
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if (file.exists()) {
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flag = true;
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}
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}
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return flag;
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}
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/**
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* Write file to SD card
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*
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* @param filePath
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* @param filename
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* @param content
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* @return
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* @throws Exception
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*/
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public static boolean saveFileToSDCard(String filePath, String filename,
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String content) throws Exception {
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boolean flag = false;
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if (checkSDCardAvailable()) {
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File dir = new File(filePath);
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if (!dir.exists()) {
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dir.mkdir();
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}
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File file = new File(filePath, filename);
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FileOutputStream outStream = new FileOutputStream(file);
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outStream.write(content.getBytes());
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outStream.close();
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flag = true;
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}
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return flag;
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}
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/**
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* Read file as stream from SD card
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*
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* @param fileName
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* String PATH =
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* Environment.getExternalStorageDirectory().getAbsolutePath() +
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* "/dirName";
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* @return
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*/
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public static byte[] readFileFromSDCard(String filePath, String fileName) {
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byte[] buffer = null;
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try {
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if (checkSDCardAvailable()) {
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String filePaht = filePath + "/" + fileName;
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FileInputStream fin = new FileInputStream(filePaht);
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int length = fin.available();
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buffer = new byte[length];
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fin.read(buffer);
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fin.close();
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}
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} catch (Exception e) {
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e.printStackTrace();
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}
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return buffer;
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}
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/**
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* Delete file
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*
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* @param filePath
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* @param fileName
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* filePath =
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* android.os.Environment.getExternalStorageDirectory().getPath()
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* @return
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*/
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public static boolean deleteSDFile(String filePath, String fileName) {
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File file = new File(filePath + "/" + fileName);
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if (file == null || !file.exists() || file.isDirectory())
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return false;
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return file.delete();
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}
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}

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