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165
leshan-core/src/main/java/org/eclipse/leshan/core/request/BootstrapReadRequest.java
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| /******************************************************************************* | ||
| * Copyright (c) 2013-2015 Sierra Wireless and others. | ||
| * | ||
| * All rights reserved. This program and the accompanying materials | ||
| * are made available under the terms of the Eclipse Public License v2.0 | ||
| * and Eclipse Distribution License v1.0 which accompany this distribution. | ||
| * | ||
| * The Eclipse Public License is available at | ||
| * http://www.eclipse.org/legal/epl-v20.html | ||
| * and the Eclipse Distribution License is available at | ||
| * http://www.eclipse.org/org/documents/edl-v10.html. | ||
| * | ||
| * Contributors: | ||
| * Sierra Wireless - initial API and implementation | ||
| *******************************************************************************/ | ||
| package org.eclipse.leshan.core.request; | ||
|
|
||
| import org.eclipse.leshan.core.node.LwM2mPath; | ||
| import org.eclipse.leshan.core.request.exception.InvalidRequestException; | ||
| import org.eclipse.leshan.core.response.BootstrapReadResponse; | ||
|
|
||
| /** | ||
| * A Lightweight M2M request for retrieving the values of resources from a LWM2M Client. | ||
| * | ||
| * The "Bootstrap-Read" operation in the Bootstrap Interface is a restricted form of the "Read" operation found in the | ||
| * Device Management and Service Enablement interface, and MUST be limited to target Objects that are strictly necessary | ||
| * to setup a proper configuration in a LwM2M Client. | ||
| */ | ||
| public class BootstrapReadRequest extends AbstractSimpleDownlinkRequest<BootstrapReadResponse> | ||
| implements BootstrapDownlinkRequest<BootstrapReadResponse> { | ||
|
|
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| private final ContentFormat format; | ||
|
|
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| /** | ||
| * Creates a request for reading all instances of a particular object from a client. | ||
| * | ||
| * @param objectId the object ID of the resource | ||
| */ | ||
| public BootstrapReadRequest(int objectId) { | ||
| this(null, new LwM2mPath(objectId), null); | ||
| } | ||
|
|
||
| /** | ||
| * Creates a request for reading all instances of a particular object from a client. | ||
| * | ||
| * @param format the desired format for the response | ||
| * @param objectId the object ID of the resource | ||
| */ | ||
| public BootstrapReadRequest(ContentFormat format, int objectId) { | ||
| this(format, new LwM2mPath(objectId), null); | ||
| } | ||
|
|
||
| /** | ||
| * Creates a request for reading a particular object instance from a client. | ||
| * | ||
| * @param objectId the object ID of the resource | ||
| * @param objectInstanceId the object instance ID | ||
| */ | ||
| public BootstrapReadRequest(int objectId, int objectInstanceId) { | ||
| this(null, new LwM2mPath(objectId, objectInstanceId), null); | ||
| } | ||
|
|
||
| /** | ||
| * Creates a request for reading a particular object instance from a client. | ||
| * | ||
| * @param format the desired format for the response | ||
| * @param objectId the object ID of the resource | ||
| * @param objectInstanceId the object instance ID | ||
| */ | ||
| public BootstrapReadRequest(ContentFormat format, int objectId, int objectInstanceId) { | ||
| this(format, new LwM2mPath(objectId, objectInstanceId), null); | ||
| } | ||
|
|
||
| /** | ||
| * Create a request for reading an object/instance targeted by a specific path. | ||
| * | ||
| * @param path the path to the LWM2M node to read | ||
| * @throws IllegalArgumentException if the target path is not valid | ||
| */ | ||
| public BootstrapReadRequest(String path) { | ||
| this(null, new LwM2mPath(path), null); | ||
| } | ||
|
|
||
| /** | ||
| * Create a request for reading an object/instance targeted by a specific path. | ||
| * | ||
| * @param format the desired format for the response | ||
| * @param path the path to the LWM2M node to read | ||
| * @throws IllegalArgumentException if the target path is not valid | ||
| */ | ||
| public BootstrapReadRequest(ContentFormat format, String path) { | ||
| this(format, new LwM2mPath(path), null); | ||
| } | ||
|
|
||
| /** | ||
| * Create a request for reading an object/instance targeted by a specific path. | ||
| * | ||
| * @param format the desired format for the response | ||
| * @param path the path to the LWM2M node to read | ||
| * @param coapRequest the underlying request | ||
| * | ||
| * @throws IllegalArgumentException if the target path is not valid | ||
| */ | ||
| public BootstrapReadRequest(ContentFormat format, String path, Object coapRequest) { | ||
| this(format, new LwM2mPath(path), coapRequest); | ||
| } | ||
|
|
||
| /** | ||
| * Create a request for reading an object/instance targeted by a specific path. | ||
| * <p> | ||
| * This constructor is mainly for internal purpose. | ||
| * | ||
| * @param format the desired format for the response | ||
| * @param target the path to the LWM2M node to read | ||
| * @param coapRequest the underlying request | ||
| * | ||
| * @throws IllegalArgumentException if the target path is not valid | ||
| */ | ||
| public BootstrapReadRequest(ContentFormat format, LwM2mPath target, Object coapRequest) { | ||
| super(target, coapRequest); | ||
| if (!target.isObject() && !target.isObjectInstance()) | ||
| throw new InvalidRequestException("Bootstrap Read request cannot only target Object and Object instance"); | ||
| this.format = format; | ||
| } | ||
|
|
||
| /** | ||
| * @return the desired format of the resource to read | ||
| */ | ||
| public ContentFormat getContentFormat() { | ||
| return format; | ||
| } | ||
|
|
||
| @Override | ||
| public final String toString() { | ||
| return String.format("BootstrapReadRequest [path=%s format=%s]", getPath(), format); | ||
| } | ||
|
|
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| @Override | ||
| public void accept(DownlinkRequestVisitor visitor) { | ||
| visitor.visit(this); | ||
|
|
||
| } | ||
|
|
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| @Override | ||
| public int hashCode() { | ||
| final int prime = 31; | ||
| int result = super.hashCode(); | ||
| result = prime * result + ((format == null) ? 0 : format.hashCode()); | ||
| return result; | ||
| } | ||
|
|
||
| @Override | ||
| public boolean equals(Object obj) { | ||
| if (this == obj) | ||
| return true; | ||
| if (!super.equals(obj)) | ||
| return false; | ||
| if (getClass() != obj.getClass()) | ||
| return false; | ||
| BootstrapReadRequest other = (BootstrapReadRequest) obj; | ||
| if (format != other.format) | ||
| return false; | ||
| return true; | ||
| } | ||
| } |
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