First draft of client
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21ce0d17ff
commit
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20
client/.classpath
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20
client/.classpath
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<?xml version="1.0" encoding="UTF-8"?>
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<classpath>
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<classpathentry kind="src" output="target/classes" path="src">
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<attributes>
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<attribute name="optional" value="true"/>
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<attribute name="maven.pomderived" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
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<attributes>
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<attribute name="maven.pomderived" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
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<attributes>
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<attribute name="maven.pomderived" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="output" path="target/classes"/>
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</classpath>
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2
client/.gitignore
vendored
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client/.gitignore
vendored
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/bin/
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/target/
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23
client/.project
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client/.project
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<?xml version="1.0" encoding="UTF-8"?>
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<projectDescription>
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<name>client</name>
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<comment></comment>
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<projects>
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</projects>
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<buildSpec>
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<buildCommand>
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<name>org.eclipse.jdt.core.javabuilder</name>
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<arguments>
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</arguments>
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</buildCommand>
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<buildCommand>
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<name>org.eclipse.m2e.core.maven2Builder</name>
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<arguments>
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</arguments>
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</buildCommand>
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</buildSpec>
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<natures>
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<nature>org.eclipse.jdt.core.javanature</nature>
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<nature>org.eclipse.m2e.core.maven2Nature</nature>
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</natures>
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</projectDescription>
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8
client/.settings/org.eclipse.jdt.core.prefs
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8
client/.settings/org.eclipse.jdt.core.prefs
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eclipse.preferences.version=1
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org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.8
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org.eclipse.jdt.core.compiler.compliance=1.8
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org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
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org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
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org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=ignore
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org.eclipse.jdt.core.compiler.release=disabled
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org.eclipse.jdt.core.compiler.source=1.8
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59
client/Californium.properties
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59
client/Californium.properties
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#Californium CoAP Properties file
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#Sat Nov 16 16:27:06 CET 2019
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HEALTH_STATUS_INTERVAL=0
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ACK_TIMEOUT=2000
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UDP_CONNECTOR_SEND_BUFFER=0
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ACK_TIMEOUT_SCALE=2.0
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HTTP_SERVER_SOCKET_TIMEOUT=100000
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USE_RANDOM_MID_START=true
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BLOCKWISE_STRICT_BLOCK2_OPTION=false
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MAX_ACTIVE_PEERS=150000
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PROTOCOL_STAGE_THREAD_COUNT=4
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BLOCKWISE_STATUS_LIFETIME=300000
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MAX_RESOURCE_BODY_SIZE=8192
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HTTP_CACHE_SIZE=32
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UDP_CONNECTOR_DATAGRAM_SIZE=2048
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UDP_CONNECTOR_RECEIVE_BUFFER=0
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DTLS_CONNECTION_ID_NODE_ID=
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MAX_TRANSMIT_WAIT=93000
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NOTIFICATION_REREGISTRATION_BACKOFF=2000
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DEDUPLICATOR=DEDUPLICATOR_MARK_AND_SWEEP
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COAP_PORT=5683
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MID_TACKER=GROUPED
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COAP_SECURE_PORT=5684
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NETWORK_STAGE_RECEIVER_THREAD_COUNT=1
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HTTP_CACHE_RESPONSE_MAX_AGE=86400
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MULTICAST_BASE_MID=65000
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HTTP_SERVER_SOCKET_BUFFER_SIZE=8192
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EXCHANGE_LIFETIME=247000
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TLS_HANDSHAKE_TIMEOUT=10000
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DEDUPLICATOR_AUTO_REPLACE=true
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TCP_CONNECTION_IDLE_TIMEOUT=10
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LEISURE=5000
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HTTP_PORT=8080
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DTLS_CONNECTION_ID_LENGTH=
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NOTIFICATION_CHECK_INTERVAL=86400000
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CONGESTION_CONTROL_ALGORITHM=Cocoa
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RESPONSE_MATCHING=STRICT
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MID_TRACKER_GROUPS=16
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TOKEN_SIZE_LIMIT=8
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NETWORK_STAGE_SENDER_THREAD_COUNT=1
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TCP_WORKER_THREADS=1
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SECURE_SESSION_TIMEOUT=86400
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TCP_CONNECT_TIMEOUT=10000
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MAX_RETRANSMIT=4
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MAX_MESSAGE_SIZE=1024
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ACK_RANDOM_FACTOR=1.5
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NSTART=1
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MAX_LATENCY=100000
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PROBING_RATE=1.0
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USE_CONGESTION_CONTROL=false
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MAX_SERVER_RESPONSE_DELAY=250000
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CROP_ROTATION_PERIOD=247000
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MAX_PEER_INACTIVITY_PERIOD=600
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UDP_CONNECTOR_OUT_CAPACITY=2147483647
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DTLS_AUTO_RESUME_TIMEOUT=30000
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PREFERRED_BLOCK_SIZE=512
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NON_LIFETIME=145000
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NOTIFICATION_CHECK_INTERVAL_COUNT=100
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MARK_AND_SWEEP_INTERVAL=10000
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85
client/pom.xml
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85
client/pom.xml
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>it.unipi.ing.ce.netpp</groupId>
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<artifactId>client</artifactId>
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<version>2019.11.0</version>
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<dependencies>
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<dependency>
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<groupId>org.eclipse.californium</groupId>
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<artifactId>californium-core</artifactId>
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<version>2.0.0-M18</version>
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</dependency>
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<dependency>
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<groupId>javax.json</groupId>
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<artifactId>javax.json-api</artifactId>
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<version>1.1.4</version>
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</dependency>
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<dependency>
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<groupId>org.glassfish</groupId>
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<artifactId>javax.json</artifactId>
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<version>1.1</version>
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</dependency>
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</dependencies>
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<build>
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<sourceDirectory>src</sourceDirectory>
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<plugins>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-eclipse-plugin</artifactId>
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<version>2.9</version>
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<configuration>
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<downloadSources>true</downloadSources>
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<downloadJavadocs>false</downloadJavadocs>
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</configuration>
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</plugin>
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<!-- Set a compiler level -->
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-compiler-plugin</artifactId>
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<version>3.8.0</version>
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<configuration>
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<source>1.8</source>
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<target>1.8</target>
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</configuration>
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</plugin>
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<!-- Maven Assembly Plugin -->
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-assembly-plugin</artifactId>
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<version>2.4.1</version>
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<configuration>
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<!-- get all project dependencies -->
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<descriptorRefs>
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<descriptorRef>jar-with-dependencies</descriptorRef>
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</descriptorRefs>
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<!-- MainClass in mainfest make a executable jar -->
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<archive>
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<manifest>
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<mainClass>netpp.client.Main</mainClass>
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</manifest>
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</archive>
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</configuration>
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<executions>
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<execution>
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<id>make-assembly</id>
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<!-- bind to the packaging phase -->
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<phase>package</phase>
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<goals>
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<goal>single</goal>
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</goals>
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</execution>
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</executions>
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</plugin>
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</plugins>
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</build>
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</project>
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59
client/src/netpp/client/Main.java
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59
client/src/netpp/client/Main.java
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package netpp.client;
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import java.io.ByteArrayInputStream;
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import java.io.IOException;
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import javax.json.Json;
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import javax.json.JsonArray;
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import javax.json.JsonObject;
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import javax.json.JsonReader;
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import org.eclipse.californium.core.CoapClient;
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import org.eclipse.californium.core.CoapResponse;
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import org.eclipse.californium.elements.exception.ConnectorException;
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public class Main {
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public static void main(String[] args) {
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if (args.length < 1) {
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System.err.println("[F] Bad parameters");
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System.err.println("Usage: ");
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System.err.println("$ exe <url>");
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System.err.println();
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System.err.println("Example:");
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System.err.println("$ exe coap://[2001:db8::0]/urn:it.unipi.ing.ce.netpp:c00000003");
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System.exit(1);
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}
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/* getting parameter from CLI */
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final String url = args[0];
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/* subscribe to every node specified */
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System.err.println("[I] GET " + url);
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CoapClient client = new CoapClient(url);
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CoapResponse response = null;
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try {
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response = client.get();
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} catch (ConnectorException | IOException e) {
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e.printStackTrace();
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System.exit(1);
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}
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/* parse SenML JSON */
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byte[] payload = response.getPayload();
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ByteArrayInputStream bis = new ByteArrayInputStream(payload);
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JsonReader reader = Json.createReader(bis);
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JsonArray senml = reader.readArray();
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JsonObject measurement = senml.getJsonObject(0);
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String resourceName = measurement.getString("n");
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int resourceValue = measurement.getInt("v");
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/* output result */
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System.out.println("Read Resource");
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System.out.println("name: " + resourceName);
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System.out.println("value: " + resourceValue);
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System.exit(0);
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}
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}
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