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exampleClient/src/org/epics/exampleClient
- HelloWorldRPC.java
exampleLink/src/org/epics/exampleJava/exampleLink

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`‎exampleClient/src/org/epics/exampleClient/HelloWorldRPC.java‎`

Copy file name to clipboardExpand all lines: exampleClient/src/org/epics/exampleClient/HelloWorldRPC.java

+2-2Lines changed: 2 additions & 2 deletions

Original file line number	Diff line number	Diff line change
`@@ -82,7 +82,7 @@ static void exampleMore(PvaClient pva,String channelName)`
`82`	`82`	`createStructure();`
`83`	`83`	`PVStructure pvRequest = pvDataCreate.createPVStructure(topStructure);`
`84`	`84`	`PVString pvArgument = pvRequest.getSubField(PVString.class,"value");`
`85`		`- PvaClientRPC rpc = pva.channel(channelName).createRPC(pvRequest);`
	`85`	`+ PvaClientRPC rpc = pva.channel(channelName).createRPC();`
`86`	`86`	`pvArgument.put("World");`
`87`	`87`	`System.out.println("send " + pvArgument.get());`
`88`	`88`	`PVStructure pvResult = rpc.request(pvRequest);`
`@@ -106,7 +106,7 @@ static void exampleEvenMore(PvaClient pva,String channelName)`
`106`	`106`	`Status status = pvaChannel.waitConnect(2.0);`
`107`	`107`	`if(!status.isOK()) {System.out.println(" connect failed"); return;}`
`108`	`108`	`ClientRPCRequester requester = new ClientRPCRequester();`
`109`		`- PvaClientRPC rpc = pvaChannel.createRPC(pvRequest);`
	`109`	`+ PvaClientRPC rpc = pvaChannel.createRPC();`
`110`	`110`	`rpc.issueConnect();`
`111`	`111`	`status = rpc.waitConnect();`
`112`	`112`	`if(!status.isOK()) {System.out.println(" rpc connect failed"); return;}`

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`‎exampleLink/src/org/epics/exampleJava/exampleLink/ExampleGetLinkRecord.java‎`

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+62Lines changed: 62 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,62 @@`
	`1`	`+/**`
	`2`	`+ * Copyright - See the COPYRIGHT that is included with this distribution.`
	`3`	`+ * EPICS pvData is distributed subject to a Software License Agreement found`
	`4`	`+ * in file LICENSE that is included with this distribution.`
	`5`	`+ */`
	`6`	`+`
	`7`	`+package org.epics.exampleJava.exampleLink;`
	`8`	`+`
	`9`	`+import org.epics.pvaClient.*;`
	`10`	`+import org.epics.pvaClient.PvaClientChannel;`
	`11`	`+import org.epics.pvaClient.PvaClientMonitor;`
	`12`	`+import org.epics.pvaClient.PvaClientMonitorRequester;`
	`13`	`+import org.epics.pvdata.factory.ConvertFactory;`
	`14`	`+import org.epics.pvdata.factory.StandardPVFieldFactory;`
	`15`	`+import org.epics.pvdata.pv.Convert;`
	`16`	`+import org.epics.pvdata.pv.PVDoubleArray;`
	`17`	`+import org.epics.pvdata.pv.PVStructure;`
	`18`	`+import org.epics.pvdata.pv.ScalarType;`
	`19`	`+import org.epics.pvdata.pv.StandardPVField;`
	`20`	`+import org.epics.pvdatabase.PVRecord;`
	`21`	`+`
	`22`	`+public class ExampleGetLinkRecord extends PVRecord`
	`23`	`+{`
	`24`	`+ private static final StandardPVField standardPVField = StandardPVFieldFactory.getStandardPVField();`
	`25`	`+`
	`26`	`+ private PVDoubleArray pvValue = null;`
	`27`	`+ private PvaClientGet pvaClientGet = null;`
	`28`	`+`
	`29`	`+ public static PVRecord create(PvaClient pva,String recordName,String provider,String channelName)`
	`30`	`+ {`
	`31`	`+ PVStructure pvStructure = standardPVField.scalarArray(ScalarType.pvDouble, "timeStamp");`
	`32`	`+ ExampleGetLinkRecord pvRecord = new ExampleGetLinkRecord(recordName,pvStructure);`
	`33`	`+ if(!pvRecord.init(pva,channelName,provider)) return null;`
	`34`	`+ return pvRecord;`
	`35`	`+ }`
	`36`	`+ public ExampleGetLinkRecord(String recordName,PVStructure pvStructure)`
	`37`	`+ {`
	`38`	`+ super(recordName,pvStructure);`
	`39`	`+ }`
	`40`	`+`
	`41`	`+ private boolean init(PvaClient pva,String channelName,String provider)`
	`42`	`+ {`
	`43`	`+ PVStructure pvStructure = getPVRecordStructure().getPVStructure();`
	`44`	`+ pvValue = pvStructure.getSubField(PVDoubleArray.class,"value");`
	`45`	`+ if(pvValue == null) {`
	`46`	`+ return false;`
	`47`	`+ }`
	`48`	`+ pvaClientGet = pva.channel(channelName,provider).createGet();`
	`49`	`+ return true;`
	`50`	`+ }`
	`51`	`+`
	`52`	`+`
	`53`	`+ public void process()`
	`54`	`+ {`
	`55`	`+ pvaClientGet.get();`
	`56`	`+ double[] value = pvaClientGet.getData().getDoubleArray();`
	`57`	`+ int length = value.length;`
	`58`	`+ pvValue.put(0, length, value, 0);`
	`59`	`+ super.process();`
	`60`	`+ }`
	`61`	`+`
	`62`	`+}`

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`‎exampleLink/src/org/epics/exampleJava/exampleLink/ExampleLinkMain.java‎`

Copy file name to clipboardExpand all lines: exampleLink/src/org/epics/exampleJava/exampleLink/ExampleLinkMain.java

+13-8Lines changed: 13 additions & 8 deletions

Original file line number	Diff line number	Diff line change
`@@ -35,20 +35,18 @@ public static void main(String[] args)`
`35`	`35`	`{`
`36`	`36`	`int argc = args.length;`
`37`	`37`	`String provider = "pva";`
`38`		`- String exampleLinkRecordName = "exampleLink";`
`39`	`38`	`String linkedRecordName = "doubleArray";`
`40`	`39`	`boolean generateLinkedRecord = true;`
`41`	`40`	`if(argc==1 && args[0].endsWith("-help")) {`
`42`		`- System.out.println("provider exampleLinkRecordName linkedRecordName generateLinkedRecord");`
	`41`	`+ System.out.println("provider linkedRecordName generateLinkedRecord");`
`43`	`42`	`System.out.println("default");`
`44`		`- System.out.println(provider + " " + exampleLinkRecordName + " " + linkedRecordName + " " + generateLinkedRecord);`
	`43`	`+ System.out.println(provider + " " + linkedRecordName + " " + generateLinkedRecord);`
`45`	`44`	`System.exit(0);`
`46`	`45`	`}`
`47`	`46`	`if(argc>0) provider = args[0];`
`48`		`- if(argc>1) exampleLinkRecordName = args[1];`
`49`		`- if(argc>2) linkedRecordName = args[2];`
`50`		`- if(argc>3) {`
`51`		`- String val = args[3];`
	`47`	`+ if(argc>1) linkedRecordName = args[1];`
	`48`	`+ if(argc>2) {`
	`49`	`+ String val = args[2];`
`52`	`50`	`if(val.equals("false")) generateLinkedRecord = false;`
`53`	`51`	`}`
`54`	`52`	`try {`
`@@ -66,7 +64,14 @@ public static void main(String[] args)`
`66`	`64`	`}`
`67`	`65`	`ServerContextImpl context = ServerContextImpl.startPVAServer("local",0,true,System.out);`
`68`	`66`	`PvaClient pva= PvaClient.get(provider);`
`69`		`- PVRecord pvRecord = ExampleLinkRecord.create(pva,exampleLinkRecordName,provider,linkedRecordName);`
	`67`	`+ PVRecord pvRecord = ExampleMonitorLinkRecord.create(`
	`68`	`+ pva,"exampleMonitorLink",provider,linkedRecordName);`
	`69`	`+ master.addRecord(pvRecord);`
	`70`	`+ pvRecord = ExampleGetLinkRecord.create(`
	`71`	`+ pva,"exampleGetLink",provider,linkedRecordName);`
	`72`	`+ master.addRecord(pvRecord);`
	`73`	`+ pvRecord = ExamplePutLinkRecord.create(`
	`74`	`+ pva,"examplePutLink",provider,linkedRecordName);`
`70`	`75`	`master.addRecord(pvRecord);`
`71`	`76`	`while(true) {`
`72`	`77`	`System.out.print("waiting for exit: ");`

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`‎…eJava/exampleLink/ExampleLinkRecord.java‎ ‎…xampleLink/ExampleMonitorLinkRecord.java‎exampleLink/src/org/epics/exampleJava/exampleLink/ExampleLinkRecord.java renamed to exampleLink/src/org/epics/exampleJava/exampleLink/ExampleMonitorLinkRecord.java` exampleLink/src/org/epics/exampleJava/exampleLink/ExampleLinkRecord.java renamed to exampleLink/src/org/epics/exampleJava/exampleLink/ExampleMonitorLinkRecord.java

Copy file name to clipboardExpand all lines: exampleLink/src/org/epics/exampleJava/exampleLink/ExampleMonitorLinkRecord.java

+3-3Lines changed: 3 additions & 3 deletions

Original file line number	Diff line number	Diff line change
`@@ -19,7 +19,7 @@`
`19`	`19`	`import org.epics.pvdata.pv.StandardPVField;`
`20`	`20`	`import org.epics.pvdatabase.PVRecord;`
`21`	`21`
`22`		`-public class ExampleLinkRecord extends PVRecord`
	`22`	`+public class ExampleMonitorLinkRecord extends PVRecord`
`23`	`23`	`implements PvaClientMonitorRequester`
`24`	`24`	`{`
`25`	`25`	`private static final StandardPVField standardPVField = StandardPVFieldFactory.getStandardPVField();`
`@@ -30,11 +30,11 @@ public class ExampleLinkRecord extends PVRecord`
`30`	`30`	`public static PVRecord create(PvaClient pva,String recordName,String provider,String channelName)`
`31`	`31`	`{`
`32`	`32`	`PVStructure pvStructure = standardPVField.scalarArray(ScalarType.pvDouble, "timeStamp");`
`33`		`- ExampleLinkRecord pvRecord = new ExampleLinkRecord(recordName,pvStructure);`
	`33`	`+ ExampleMonitorLinkRecord pvRecord = new ExampleMonitorLinkRecord(recordName,pvStructure);`
`34`	`34`	`if(!pvRecord.init(pva,channelName,provider)) return null;`
`35`	`35`	`return pvRecord;`
`36`	`36`	`}`
`37`		`- public ExampleLinkRecord(String recordName,PVStructure pvStructure)`
	`37`	`+ public ExampleMonitorLinkRecord(String recordName,PVStructure pvStructure)`
`38`	`38`	`{`
`39`	`39`	`super(recordName,pvStructure);`
`40`	`40`	`}`

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`‎exampleLink/src/org/epics/exampleJava/exampleLink/ExamplePutLinkRecord.java‎`

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+62Lines changed: 62 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,62 @@`
	`1`	`+/**`
	`2`	`+ * Copyright - See the COPYRIGHT that is included with this distribution.`
	`3`	`+ * EPICS pvData is distributed subject to a Software License Agreement found`
	`4`	`+ * in file LICENSE that is included with this distribution.`
	`5`	`+ */`
	`6`	`+`
	`7`	`+package org.epics.exampleJava.exampleLink;`
	`8`	`+`
	`9`	`+import org.epics.pvaClient.*;`
	`10`	`+import org.epics.pvaClient.PvaClientChannel;`
	`11`	`+import org.epics.pvaClient.PvaClientMonitor;`
	`12`	`+import org.epics.pvaClient.PvaClientMonitorRequester;`
	`13`	`+import org.epics.pvdata.factory.ConvertFactory;`
	`14`	`+import org.epics.pvdata.factory.StandardPVFieldFactory;`
	`15`	`+import org.epics.pvdata.pv.Convert;`
	`16`	`+import org.epics.pvdata.pv.PVDoubleArray;`
	`17`	`+import org.epics.pvdata.pv.PVStructure;`
	`18`	`+import org.epics.pvdata.pv.ScalarType;`
	`19`	`+import org.epics.pvdata.pv.StandardPVField;`
	`20`	`+import org.epics.pvdatabase.PVRecord;`
	`21`	`+`
	`22`	`+public class ExamplePutLinkRecord extends PVRecord`
	`23`	`+{`
	`24`	`+ private static final StandardPVField standardPVField = StandardPVFieldFactory.getStandardPVField();`
	`25`	`+ private static Convert convert = ConvertFactory.getConvert();`
	`26`	`+`
	`27`	`+`
	`28`	`+ private PVDoubleArray pvValue = null;`
	`29`	`+ private PvaClientPut pvaClientPut = null;`
	`30`	`+`
	`31`	`+ public static PVRecord create(PvaClient pva,String recordName,String provider,String channelName)`
	`32`	`+ {`
	`33`	`+ PVStructure pvStructure = standardPVField.scalarArray(ScalarType.pvDouble, "timeStamp");`
	`34`	`+ ExamplePutLinkRecord pvRecord = new ExamplePutLinkRecord(recordName,pvStructure);`
	`35`	`+ if(!pvRecord.init(pva,channelName,provider)) return null;`
	`36`	`+ return pvRecord;`
	`37`	`+ }`
	`38`	`+ public ExamplePutLinkRecord(String recordName,PVStructure pvStructure)`
	`39`	`+ {`
	`40`	`+ super(recordName,pvStructure);`
	`41`	`+ }`
	`42`	`+`
	`43`	`+ private boolean init(PvaClient pva,String channelName,String provider)`
	`44`	`+ {`
	`45`	`+ PVStructure pvStructure = getPVRecordStructure().getPVStructure();`
	`46`	`+ pvValue = pvStructure.getSubField(PVDoubleArray.class,"value");`
	`47`	`+ if(pvValue == null) {`
	`48`	`+ return false;`
	`49`	`+ }`
	`50`	`+ pvaClientPut = pva.channel(channelName,provider).createPut();`
	`51`	`+ return true;`
	`52`	`+ }`
	`53`	`+`
	`54`	`+`
	`55`	`+ public void process()`
	`56`	`+ {`
	`57`	`+ convert.copy(pvValue,pvaClientPut.getData().getValue());`
	`58`	`+ pvaClientPut.put();`
	`59`	`+ super.process();`
	`60`	`+ }`
	`61`	`+`
	`62`	`+}`

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