fix: Add fields to ProgramIndicator

src/main/java/org/hisp/dhis/api/ApiFields.java

@@ -332,7 +332,10 @@ public class ApiFields {
           ID_EXT_FIELDS);
 
   /** Program indicator fields. */
-  public static final String PROGRAM_INDICATOR_FIELDS = NAME_FIELDS;
+  public static final String PROGRAM_INDICATOR_FIELDS =
+      String.format(
+          "%1$s,program[%1$s],expression,filter,decimals,aggregationType,analyticsType",
+          NAME_FIELDS);
 
   /** Program section fields. */
   public static final String PROGRAM_SECTION_FIELDS =

src/main/java/org/hisp/dhis/model/AnalyticsType.java

@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2004-2026, University of Oslo
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * Neither the name of the HISP project nor the names of its contributors may
+ * be used to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.hisp.dhis.model;
+
+public enum AnalyticsType {
+  EVENT,
+  ENROLLMENT;
+}

src/main/java/org/hisp/dhis/model/ProgramIndicator.java

@@ -27,6 +27,7 @@
  */
 package org.hisp.dhis.model;
 
+import com.fasterxml.jackson.annotation.JsonProperty;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
@@ -37,6 +38,18 @@
 @Setter
 @NoArgsConstructor
 public class ProgramIndicator extends DimensionItem {
+  @JsonProperty private Program program;
+
+  @JsonProperty private String expression;
+
+  @JsonProperty private String filter;
+
+  @JsonProperty private Integer decimals;
+
+  @JsonProperty private AggregationType aggregationType;
+
+  @JsonProperty private AnalyticsType analyticsType;
+
   @Override
   public DimensionItemType getDimensionItemType() {
     return DimensionItemType.PROGRAM_INDICATOR;

src/test/java/org/hisp/dhis/ProgramIndicatorApiTest.java

@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2004-2026, University of Oslo
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * Neither the name of the HISP project nor the names of its contributors may
+ * be used to endorse or promote products derived from this software without
+ * specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package org.hisp.dhis;
+
+import static org.hisp.dhis.support.Assertions.assertNotBlank;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
+import org.hisp.dhis.model.ProgramIndicator;
+import org.hisp.dhis.support.TestTags;
+import org.junit.jupiter.api.Tag;
+import org.junit.jupiter.api.Test;
+
+@Tag(TestTags.INTEGRATION)
+class ProgramIndicatorApiTest {
+  @Test
+  void testGetProgramIndicator() {
+    Dhis2 dhis2 = new Dhis2(TestFixture.DEFAULT_CONFIG);
+
+    ProgramIndicator programIndicator = dhis2.getProgramIndicator("GSae40Fyppf");
+
+    assertNotNull(programIndicator);
+    assertNotNull("GSae40Fyppf", programIndicator.getId());
+    assertNotBlank(programIndicator.getName());
+    assertNotBlank(programIndicator.getShortName());
+    assertNotNull(programIndicator.getProgram());
+    assertEquals("uy2gU8kT1jF", programIndicator.getProgram().getId());
+    assertNotBlank(programIndicator.getExpression());
+    assertNotBlank(programIndicator.getFilter());
+    assertNotNull(programIndicator.getAggregationType());
+    assertNotNull(programIndicator.getAnalyticsType());
+  }
+}