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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.config.server.http;
import com.yahoo.config.application.api.ApplicationFile;
import com.yahoo.container.jdisc.HttpRequest;
import ai.vespa.http.HttpURL.Path;
import java.io.InputStream;
import static com.yahoo.vespa.config.server.session.Session.Mode;
/**
* Represents a {@link ContentRequest}, and contains common functionality for content requests for all content handlers.
*
* @author Ulf Lilleengen
* @since 5.3
*/
public abstract class ContentRequest {
private static final String RETURN_QUERY_PROPERTY = "return";
enum ReturnType {CONTENT, STATUS}
private final long sessionId;
private final Path path;
private final ApplicationFile file;
private final HttpRequest request;
protected ContentRequest(HttpRequest request, long sessionId, Path path, ApplicationFile applicationFile) {
this.request = request;
this.sessionId = sessionId;
this.path = path;
this.file = applicationFile;
}
public static Mode getApplicationFileMode(com.yahoo.jdisc.http.HttpRequest.Method method) {
switch (method) {
case GET:
case OPTIONS:
return Mode.READ;
default:
return Mode.WRITE;
}
}
ReturnType getReturnType() {
if (request.hasProperty(RETURN_QUERY_PROPERTY)) {
String type = request.getProperty(RETURN_QUERY_PROPERTY);
switch (type) {
case "content":
return ReturnType.CONTENT;
case "status":
return ReturnType.STATUS;
default:
throw new BadRequestException("return=" + type + " is an illegal argument. Only " +
ReturnType.CONTENT.name() + " and " + ReturnType.STATUS.name() + " are allowed");
}
} else {
return ReturnType.CONTENT;
}
}
protected abstract String getPathPrefix();
String getUrlBase(String appendStr) {
return Utils.getUrlBase(request, getPathPrefix() + appendStr);
}
boolean isRecursive() {
return request.getBooleanProperty("recursive");
}
boolean hasRequestBody() {
return request.getData() != null;
}
InputStream getData() {
return request.getData();
}
Path getPath() {
return path;
}
ApplicationFile getFile() {
return file;
}
ApplicationFile getExistingFile() {
if ( ! file.exists()) {
throw new NotFoundException("Session " + sessionId + " does not contain a file at " + path);
}
return file;
}
}
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