com.yammer.dropwizard.assets.AssetsBundle Maven / Gradle / Ivy
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Show all versions of transistore-server Show documentation
Full deployment of default TransiStore service, using basic storage types,
packaged as "fat jar" with its dependencies.
package com.yammer.dropwizard.assets;
import com.yammer.dropwizard.Bundle;
import com.yammer.dropwizard.config.Bootstrap;
import com.yammer.dropwizard.config.Environment;
import static com.google.common.base.Preconditions.checkArgument;
/**
* A bundle for serving static asset files from the classpath.
*/
public class AssetsBundle implements Bundle {
private static final String DEFAULT_INDEX_FILE = "index.htm";
private static final String DEFAULT_PATH = "/assets";
private final String resourcePath;
private final String uriPath;
private final String indexFile;
/**
* Creates a new AssetsBundle which serves up static assets from
* {@code src/main/resources/assets/*} as {@code /assets/*}.
*
* @see AssetsBundle#AssetsBundle(String, String, String)
*/
public AssetsBundle() {
this(DEFAULT_PATH, DEFAULT_PATH, DEFAULT_INDEX_FILE);
}
/**
* Creates a new AssetsBundle which will configure the service to serve the static files
* located in {@code src/main/resources/${path}} as {@code /${path}}. For example, given a
* {@code path} of {@code "/assets"}, {@code src/main/resources/assets/example.js} would be
* served up from {@code /assets/example.js}.
*
* @param path the classpath and URI root of the static asset files
* @see AssetsBundle#AssetsBundle(String, String, String)
*/
public AssetsBundle(String path) {
this(path, path, DEFAULT_INDEX_FILE);
}
/**
* Creates a new AssetsBundle which will configure the service to serve the static files
* located in {@code src/main/resources/${resourcePath}} as {@code /${uriPath}}. For example, given a
* {@code resourcePath} of {@code "/assets"} and a uriPath of {@code "/js"},
* {@code src/main/resources/assets/example.js} would be served up from {@code /js/example.js}.
*
* @param resourcePath the resource path (in the classpath) of the static asset files
* @param uriPath the uri path for the static asset files
* @see AssetsBundle#AssetsBundle(String, String, String)
*/
public AssetsBundle(String resourcePath, String uriPath) {
this(resourcePath, uriPath, DEFAULT_INDEX_FILE);
}
/**
* Creates a new AssetsBundle which will configure the service to serve the static files
* located in {@code src/main/resources/${resourcePath}} as {@code /${uriPath}}. If no file name is
* in ${uriPath}, ${indexFile} is appended before serving. For example, given a
* {@code resourcePath} of {@code "/assets"} and a uriPath of {@code "/js"},
* {@code src/main/resources/assets/example.js} would be served up from {@code /js/example.js}.
*
* @param resourcePath the resource path (in the classpath) of the static asset files
* @param uriPath the uri path for the static asset files
* @param indexFile the name of the index file to use
*/
public AssetsBundle(String resourcePath, String uriPath, String indexFile) {
checkArgument(resourcePath.startsWith("/"), "%s is not an absolute path", resourcePath);
checkArgument(!"/".equals(resourcePath), "%s is the classpath root", resourcePath);
this.resourcePath = resourcePath.endsWith("/") ? resourcePath : (resourcePath + '/');
this.uriPath = uriPath.endsWith("/") ? uriPath : (uriPath + '/');
this.indexFile = indexFile;
}
@Override
public void initialize(Bootstrap bootstrap) {
// nothing doing
}
@Override
public void run(Environment environment) {
environment.addServlet(createServlet(), uriPath + '*');
}
private AssetServlet createServlet() {
return new AssetServlet(resourcePath, uriPath, indexFile);
}
}