Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
//License from project: Open Source License 

import android.content.SharedPreferences.Editor;

public class Main {
    private static final String MISSING_EDITOR = "Missing editor";
    private static final String MISSING_VALUES = "Missing values";

    /**
     * Adds values to a SharedPreferences Editor object. Key,value
     * pairs are expected to come in the values array one after another
     * such as [key1, value1, key2, value2], etc. This is a side effect
     * of the Ruby to Java communication through ADB.
     * 
     * @param editor Editor to which add the values to.
     * @param values Array of key/value pairs.
     * 
     * @throws IllegalArgumentException if missing editor or values.
     */
    public static void setPreferences(Editor editor, String[] values) {

        if (editor == null) {
            throw new IllegalArgumentException(MISSING_EDITOR);
        }

        if (values == null) {
            throw new IllegalArgumentException(MISSING_VALUES);
        }

        // we expect key/value pairs passed one after another such as:
        // [key1 value1 key2 value2], etc
        // So we go through them with a 2 step loop
        int totalParsedArgs = values.length;
        for (int i = 0; i < totalParsedArgs; i += 2) {

            if (values[i] == null) {
                break;
            }

            String key = values[i];
            String value = values[i + 1];

            try {

                int x = Integer.parseInt(value);
                editor.putInt(key, x);

            } catch (NumberFormatException e) {

                try {

                    float y = Float.parseFloat(value);
                    editor.putFloat(key, y);

                } catch (NumberFormatException e1) {

                    if (value.equals("true") || value.equals("false")) {
                        editor.putBoolean(key, Boolean.parseBoolean(value));
                    } else {
                        editor.putString(key, value);
                    }
                }
            }
        }
    }
}