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package org.javaee7.jaxrs.singleton;
import javax.ws.rs.*;
import javax.ws.rs.core.MediaType;
import java.util.ArrayList;
import java.util.List;
/**
* @author Arun Gupta
*/
@Path("application")
public class ApplicationSingletonResource {
// Ideally this state should be stored in a database
// But this is a singleton resource and so state can be saved here too
private List<String> strings;
public ApplicationSingletonResource() {
strings = new ArrayList<>();
}
@GET
@Produces(MediaType.TEXT_PLAIN)
public String getAll() {
return strings.toString();
}
@GET
@Produces(MediaType.TEXT_PLAIN)
@Path("{id}")
public String getString(@PathParam("id") int id) {
return strings.get(id);
}
@POST
@Consumes(MediaType.TEXT_PLAIN)
public void postString(String content) {
strings.add(content);
}
@PUT
@Consumes(MediaType.TEXT_PLAIN)
public void putToList(String content) {
strings.add(content);
}
@DELETE
@Path("{content}")
public void deleteFromList(@PathParam("content") String content) {
if (strings.contains(content))
strings.remove(content);
}
}