com.facebook.buck.apple.simulator.AppleSimulatorProfileParsing.java Source code

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Here is the source code for com.facebook.buck.apple.simulator.AppleSimulatorProfileParsing.java

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/*
 * Copyright 2015-present Facebook, 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.facebook.buck.apple.simulator;

import com.dd.plist.NSArray;
import com.dd.plist.NSDictionary;
import com.dd.plist.NSObject;
import com.dd.plist.NSNumber;
import com.dd.plist.PropertyListParser;

import com.facebook.buck.log.Logger;

import com.google.common.base.Optional;

import java.io.BufferedInputStream;
import java.io.IOException;
import java.io.InputStream;

/**
 * Utility class to parse profile.plist from an iPhone simulator platform.
 */
public class AppleSimulatorProfileParsing {

    private static final Logger LOG = Logger.get(AppleSimulatorProfileParsing.class);

    // Utility class, do not instantiate.
    private AppleSimulatorProfileParsing() {
    }

    public static Optional<AppleSimulatorProfile> parseProfilePlistStream(InputStream inputStream)
            throws IOException {
        NSDictionary profile;
        try (BufferedInputStream bufferedInputStream = new BufferedInputStream(inputStream)) {
            try {
                profile = (NSDictionary) PropertyListParser.parse(bufferedInputStream);
            } catch (Exception e) {
                throw new IOException(e);
            }
        }

        NSObject supportedProductFamilyIDsObject = profile.objectForKey("supportedProductFamilyIDs");
        if (!(supportedProductFamilyIDsObject instanceof NSArray)) {
            LOG.warn("Invalid simulator profile.plist (supportedProductFamilyIDs missing or not an array)");
            return Optional.absent();
        }
        NSArray supportedProductFamilyIDs = (NSArray) supportedProductFamilyIDsObject;

        AppleSimulatorProfile.Builder profileBuilder = AppleSimulatorProfile.builder();
        for (NSObject supportedProductFamilyID : supportedProductFamilyIDs.getArray()) {
            if (supportedProductFamilyID instanceof NSNumber) {
                profileBuilder.addSupportedProductFamilyIDs(((NSNumber) supportedProductFamilyID).intValue());
            } else {
                LOG.warn("Invalid simulator profile.plist (supportedProductFamilyIDs contains non-number %s)",
                        supportedProductFamilyID);
                return Optional.absent();
            }
        }

        NSObject supportedArchsObject = profile.objectForKey("supportedArchs");
        if (!(supportedArchsObject instanceof NSArray)) {
            LOG.warn("Invalid simulator profile.plist (supportedArchs missing or not an array)");
            return Optional.absent();
        }
        NSArray supportedArchs = (NSArray) supportedArchsObject;
        for (NSObject supportedArch : supportedArchs.getArray()) {
            profileBuilder.addSupportedArchitectures(supportedArch.toString());
        }

        return Optional.of(profileBuilder.build());
    }
}