Examples with Dex com.android.dex.Dex used on opensource projects

Example 16 with Dex

use of com.android.dex.Dex in project buck by facebook.

the class DexMerger method main.

public static void main(String[] args) throws IOException {
    if (args.length < 2) {
        printUsage();
        return;
    }
    Dex[] dexes = new Dex[args.length - 1];
    for (int i = 1; i < args.length; i++) {
        dexes[i - 1] = new Dex(new File(args[i]));
    }
    Dex merged = new DexMerger(dexes, CollisionPolicy.KEEP_FIRST, new DxContext()).merge();
    merged.writeTo(new File(args[0]));
}

Example 17 with Dex

use of com.android.dex.Dex in project buck by facebook.

the class Main method main.

public static void main(String[] args) throws IOException {
    String dexFile = args[0];
    String declaredBy = args[1];
    String memberName = args[2];
    Dex dex = new Dex(new File(dexFile));
    PrintWriter out = new PrintWriter(System.out);
    new FindUsages(dex, declaredBy, memberName, out).findUsages();
    out.flush();
}

Example 18 with Dex

use of com.android.dex.Dex in project buck by facebook.

the class DexMergeTest method testMergedOutputSizeIsBounded.

/**
     * Merging dex files uses pessimistic sizes that naturally leave gaps in the
     * output files. If those gaps grow too large, the merger is supposed to
     * compact the result. This exercises that by repeatedly merging a dex with
     * itself.
     */
public void testMergedOutputSizeIsBounded() throws Exception {
    /*
         * At the time this test was written, the output would grow ~25% with
         * each merge. Setting a low 1KiB ceiling on the maximum size caused
         * the file to be compacted every four merges.
         */
    int steps = 100;
    int compactWasteThreshold = 1024;
    Dex dexA = resourceToDexBuffer("/testdata/Basic.dex");
    Dex dexB = resourceToDexBuffer("/testdata/TryCatchFinally.dex");
    Dex merged = new DexMerger(dexA, dexB, CollisionPolicy.KEEP_FIRST).merge();
    int maxLength = 0;
    for (int i = 0; i < steps; i++) {
        DexMerger dexMerger = new DexMerger(dexA, merged, CollisionPolicy.KEEP_FIRST);
        dexMerger.setCompactWasteThreshold(compactWasteThreshold);
        merged = dexMerger.merge();
        maxLength = Math.max(maxLength, merged.getLength());
    }
    int maxExpectedLength = dexA.getLength() + dexB.getLength() + compactWasteThreshold;
    assertTrue(maxLength + " < " + maxExpectedLength, maxLength < maxExpectedLength);
}

Example 19 with Dex

use of com.android.dex.Dex in project buck by facebook.

the class MergeConflictTest method testMergeConflict.

public void testMergeConflict() throws IOException {
    Dex a = resourceToDexBuffer("/testdata/A.dex");
    Dex b = resourceToDexBuffer("/testdata/B.dex");
    // a and b don't overlap; this should succeed
    Dex ab = new DexMerger(a, b, CollisionPolicy.FAIL).merge();
    // a and ab overlap; this should fail
    DexMerger dexMerger = new DexMerger(a, ab, CollisionPolicy.FAIL);
    try {
        dexMerger.merge();
        fail();
    } catch (DexException expected) {
        assertEquals("Multiple dex files define Ltestdata/A;", expected.getMessage());
    }
}

Example 20 with Dex

use of com.android.dex.Dex in project bazel by bazelbuild.

the class DexFileAggregator method writeMergedFile.

private void writeMergedFile(Dex... dexes) throws IOException {
    Dex merged = merge(dexes);
    dest.addFile(nextArchiveEntry(), merged);
}