org.uiautomation.ios.server.utils.ScriptHelper.java Source code

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Here is the source code for org.uiautomation.ios.server.utils.ScriptHelper.java

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/*
 * Copyright 2012 ios-driver committers.
 * 
 * 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 org.uiautomation.ios.server.utils;

import org.apache.commons.io.IOUtils;
import org.openqa.selenium.WebDriverException;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.StringWriter;
import java.io.Writer;

/**
 * Concatenate all the small JS files into 1 file passed to instruments, and replace variables by
 * their value.
 *
 * @author freynaud
 */
public class ScriptHelper {

    private final String main = "instruments-js/main.js";
    private final String json = "instruments-js/json2.js";
    private final String common = "instruments-js/common.js";
    private final String lib1 = "instruments-js/UIAutomation.js";
    private final String lib2 = "instruments-js/UIAElement.js";
    private final String lib3 = "instruments-js/UIAApplication.js";
    private final String lib4 = "instruments-js/UIATarget.js";
    private final String lib5 = "instruments-js/UIAAlert.js";
    private final String lib6 = "instruments-js/Cache.js";
    private static final String FILE_NAME = "uiamasterscript";

    private String load(String resource) throws IOException {
        InputStream is = Thread.currentThread().getContextClassLoader().getResourceAsStream(resource);
        if (is == null) {
            throw new WebDriverException("cannot load : " + resource);
        }
        StringWriter writer = new StringWriter();
        IOUtils.copy(is, writer, "UTF-8");
        String content = writer.toString();
        return content;
    }

    private String generateScriptContent(int port, String aut, String opaqueKey) throws IOException {
        StringBuilder scriptContent = new StringBuilder();

        String c = load(lib1);
        c = c.replace("$PORT", String.format("%d", port));
        c = c.replace("$AUT", String.format("%s", aut));
        c = c.replace("$SESSION", String.format("%s", opaqueKey));

        scriptContent.append(load(json));
        scriptContent.append(load(common));
        scriptContent.append(load(lib4));
        scriptContent.append(load(lib3));
        scriptContent.append(load(lib2));

        scriptContent.append(load(lib5));
        scriptContent.append(load(lib6));
        scriptContent.append(c);
        scriptContent.append(load(main));
        return scriptContent.toString();
    }

    public File createTmpScript(String content) {
        try {
            File res = File.createTempFile(FILE_NAME, ".js");
            Writer writer = new FileWriter(res);
            IOUtils.copy(IOUtils.toInputStream(content), writer, "UTF-8");
            IOUtils.closeQuietly(writer);
            return res;
        } catch (Exception e) {
            throw new WebDriverException("Cannot generate script.");
        }

    }

    public File getScript(int port, String aut, String opaqueKey) {
        try {
            String content = generateScriptContent(port, aut, opaqueKey);
            return createTmpScript(content);
        } catch (Exception e) {
            throw new WebDriverException("cannot generate the script for instrument.", e);
        }
    }

}