import org.hl7.fhir.instance.model.Extension; //导入方法依赖的package包/类

@Test

public void testMoreExtensions() throws Exception {

Patient patient = new Patient();

patient.addIdentifier().setUse(IdentifierUse.OFFICIAL).setSystem("urn:example").setValue("7000135");

Extension ext = new Extension();

ext.setUrl("http://example.com/extensions#someext");

ext.setValue(new DateTimeType("2011-01-02T11:13:15"));

// Add the extension to the resource

patient.getExtension().add(ext);

// END SNIPPET: resourceExtension

// START SNIPPET: resourceStringExtension

HumanName name = patient.addName();

name.addFamily("Shmoe");

StringType given = name.addGivenElement();

given.setValue("Joe");

Extension ext2 = new Extension().setUrl("http://examples.com#givenext").setValue(new StringType("given"));

given.getExtension().add(ext2);

StringType given2 = name.addGivenElement();

given2.setValue("Shmoe");

Extension given2ext = new Extension().setUrl("http://examples.com#givenext_parent");

given2.getExtension().add(given2ext);

given2ext.addExtension().setUrl("http://examples.com#givenext_child").setValue(new StringType("CHILD"));

// END SNIPPET: resourceStringExtension

// START SNIPPET: subExtension

Extension parent = new Extension().setUrl("http://example.com#parent");

patient.getExtension().add(parent);

Extension child1 = new Extension().setUrl("http://example.com#child").setValue(new StringType("value1"));

parent.getExtension().add(child1);

Extension child2 = new Extension().setUrl("http://example.com#child").setValue(new StringType("value1"));

parent.getExtension().add(child2);

// END SNIPPET: subExtension

String output = ourCtx.newXmlParser().setPrettyPrint(true).encodeResourceToString(patient);

ourLog.info(output);

String enc = ourCtx.newXmlParser().encodeResourceToString(patient);

assertThat(enc, containsString(""));

assertThat(

enc,

containsString(""));

assertThat(enc, containsString(""));

assertThat(enc, containsString(""));

}