Ting Cheng showsky

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Android Developer

showsky / LRUHashMap.java

Created June 12, 2014 10:28

Java) Least Recently Used use LinkedHashMap

	public class LRUHashMap<K, V> extends LinkedHashMap<K, V> {

	private int limit = 0;

	public LRUHashMap(int limit) {
	super(limit, 0.75f, true);
	this.limit = limit;
	}

	@Override

showsky / AsyncResult.java

Last active August 29, 2015 14:03

AsyncTask handling excpetion

showsky / ColumnDef.java

Last active August 29, 2015 14:04

Converting between virtual and actual column names, using a small utility class

	public class ColumnDef {

	public static enum Type {
	BOOLEAN, BYTE, BYTEARRAY, DOUBLE, FLOAT, INTEGER, LONG, SHORT, STRING
	};
	private final String name;
	private final Type type;

	public ColumnDef(String name, Type type) {
	this.name = name;

showsky / DatabaseHelper.java

Created July 21, 2014 08:29

Content Provider recursive loop error

	-----

	private void insertVal(String val, int id) {
	ContentValues r = new ContentValues();
	r.put(COL_ID, Integer.valueOf(id));
	r.put(KeyValContract.Columns.VAL, val);
	getWriteableDatabase().insert(TAB_VALS, null, r);
	}

	-----

showsky / Demo.java

Last active August 29, 2015 14:05

Java embed javascript code

	import java.io.BufferedReader;
	import java.io.IOException;
	import java.io.InputStreamReader;
	import java.net.HttpURLConnection;
	import java.net.URL;

	import org.mozilla.javascript.Context;
	import org.mozilla.javascript.Function;
	import org.mozilla.javascript.Scriptable;

showsky / OnSwipeTouchListener.java

Created August 14, 2014 08:24

Android swipe gestures top, bottom, right, left

	public abstract OnSwipeTouchListener implements OnTouchListener {

	private final GestureDetector gestureDetector;

	public OnSwipeTouchListener (Context ctx) {
	gestureDetector = new GestureDetector(ctx, new GestureListener());
	}

	private final class GestureListener extends SimpleOnGestureListener {

showsky / JavaBean.java

Created August 15, 2014 04:03

JavaBean + builder pattern + telescoping constructor pattern

	public class JavaBean {

	private int channelID; // required
	private String channelName; // required
	private String channelDescription; // optional
	private int channelCategory; // optional

	public void setChannelID(int id) {
	this.channelID = id;
	}

showsky / MainActivity.java

Created November 11, 2014 15:15

ViewPager onFocus / onUnFocus listener use ViewGroup

	package com.example.showsky.test;

	import android.app.Activity;
	import android.content.Context;
	import android.graphics.Color;
	import android.os.Bundle;
	import android.support.v4.view.ViewPager;
	import android.util.Log;
	import android.view.View;

showsky / parse.php

Created March 20, 2015 15:37

Parse PTT data

	<?php

	define(URL_BASE, 'https://www.ptt.cc');
	define(URL_INDEX, URL_BASE . '/bbs/Badminton/index.html');
	define(MAX_LIMIT, 300);
	define(KEY_WROD, '[揪人]');

	$result = array();

	function get_html($url) {

showsky / build.gradle

Last active August 29, 2015 14:22

Android exportJar task

	def appName = 'sitemaji_' + defaultConfig.versionName + '_' + defaultConfig.versionCode + '.jar'
	task deleteJar(type: Delete) {
	delete 'release/' + appName
	}
	task exportJar(type: Copy) {
	from('build/intermediates/bundles/release/')
	into('release/')
	include('classes.jar')
	rename('classes.jar', appName)
	}