use of com.android.io.StreamException in project bazel by bazelbuild.
the class AndroidResourceProcessor method processDataBindings.
/**
* If resources exist and a data binding layout info file is requested: processes data binding
* declarations over those resources, populates the output file, and creates a new resources
* directory with data binding expressions stripped out (so aapt, which doesn't understand
* data binding, can properly read them).
*
* <p>Returns the resources directory that aapt should read.
*/
static Path processDataBindings(Path resourceDir, Path dataBindingInfoOut, VariantType variantType, String packagePath, Path androidManifest) throws IOException {
if (dataBindingInfoOut == null) {
return resourceDir;
} else if (!Files.isDirectory(resourceDir)) {
// No resources: no data binding needed. Create a dummy file to satisfy declared outputs.
Files.createFile(dataBindingInfoOut);
return resourceDir;
}
// Strip the file name (the data binding library automatically adds it back in).
// ** The data binding library assumes this file is called "layout-info.zip". **
dataBindingInfoOut = dataBindingInfoOut.getParent();
if (Files.notExists(dataBindingInfoOut)) {
Files.createDirectory(dataBindingInfoOut);
}
Path processedResourceDir = resourceDir.resolveSibling("res_without_databindings");
if (Files.notExists(processedResourceDir)) {
Files.createDirectory(processedResourceDir);
}
ProcessXmlOptions options = new ProcessXmlOptions();
options.setAppId(packagePath);
options.setLibrary(variantType == VariantType.LIBRARY);
options.setResInput(resourceDir.toFile());
options.setResOutput(processedResourceDir.toFile());
options.setLayoutInfoOutput(dataBindingInfoOut.toFile());
// Aggregate data-bound .xml files into a single .zip.
options.setZipLayoutInfo(true);
try {
Object minSdk = AndroidManifest.getMinSdkVersion(new FileWrapper(androidManifest.toFile()));
if (minSdk instanceof Integer) {
options.setMinSdk(((Integer) minSdk).intValue());
} else {
// TODO(bazel-team): Enforce the minimum SDK check.
options.setMinSdk(15);
}
} catch (XPathExpressionException | StreamException e) {
// TODO(bazel-team): Enforce the minimum SDK check.
options.setMinSdk(15);
}
try {
AndroidDataBinding.doRun(options);
} catch (Throwable t) {
throw new RuntimeException(t);
}
return processedResourceDir;
}
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