DOCS-11882: Java causal consistency examples

Author: Kay Kim

Makefile

@@ -95,6 +95,8 @@ examples:
 # java crud
 	curl -SfL https://raw.githubusercontent.com/mongodb/mongo-java-driver/master/driver-sync/src/examples/documentation/DocumentationSamples.java -o ${DRIVERS_PATH}/DocumentationSamples.java
 	curl -SfL https://raw.githubusercontent.com/mongodb/mongo-java-driver-reactivestreams/master/examples/documentation/src/DocumentationSamples.java -o ${DRIVERS_PATH}/AsyncDocumentationSamples.java
+# java causal
+	curl -SfL https://raw.githubusercontent.com/mongodb/mongo-java-driver/master/driver-sync/src/examples/documentation/CausalConsistencyExamples.java -o ${DRIVERS_PATH}/CausalConsistencyExamples.java
 
 # node
 	curl -SfL https://raw.githubusercontent.com/mongodb/node-mongodb-native/master/test/examples/change_streams.js                        -o ${DRIVERS_PATH}/node_changestreams.js

source/core/read-isolation-consistency-recency.txt

@@ -287,6 +287,15 @@ ensure that the update occurs before the insert.
             :start-after: Start Causal Consistency Example 1
             :end-before:  End Causal Consistency Example 1
 
+     - id: java-sync
+       content: |
+
+          .. literalinclude:: /driver-examples/CausalConsistencyExamples.java
+             :language: java
+             :dedent: 8
+             :start-after: Start Causal Consistency Example 1
+             :end-before:  End Causal Consistency Example 1
+
      - id: php
        content: |
 
@@ -341,6 +350,15 @@ other session and read after the two writes:
             :start-after: Start Causal Consistency Example 2
             :end-before:  End Causal Consistency Example 2
 
+     - id: java-sync
+       content: |
+
+          .. literalinclude:: /driver-examples/CausalConsistencyExamples.java
+             :language: java
+             :dedent: 8
+             :start-after: Start Causal Consistency Example 2
+             :end-before:  End Causal Consistency Example 2
+
      - id: php
        content: |