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Handle entities without IDs #763

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merged 5 commits into from
May 27, 2024
Merged

Handle entities without IDs #763

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5e9411d
Add failing test for null ID entities
seadowg May 13, 2024
29082cd
Don't return entities without an ID when updating
seadowg May 13, 2024
1772325
Fix null ID on create case
seadowg May 13, 2024
7165548
Allow clients to handle null entity IDs
seadowg May 13, 2024
a1dc506
Correct form name
seadowg May 27, 2024
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24 changes: 16 additions & 8 deletions src/main/java/org/javarosa/core/model/instance/TreeElement.java
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Original file line number Diff line number Diff line change
Expand Up @@ -15,13 +15,6 @@
*/
package org.javarosa.core.model.instance;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import org.javarosa.core.model.Constants;
import org.javarosa.core.model.FormDef;
import org.javarosa.core.model.FormElementStateListener;
Expand Down Expand Up @@ -52,6 +45,13 @@
import org.javarosa.xpath.expr.XPathStringLiteral;
import org.jetbrains.annotations.Nullable;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

/**
* <p>An element of a FormInstance.</p>
*
Expand Down Expand Up @@ -580,11 +580,18 @@ private String getAttributeValue(TreeElement attribute) {
}
}

@Nullable
public String getAttributeValue() {
if ( !isAttribute() ) {
throw new IllegalStateException("this is not an attribute");
}
return getValue().uncast().getString();

IAnswerData value = getValue();
if (value != null) {
return value.uncast().getString();
} else {
return null;
}
}

@Override
Expand All @@ -593,6 +600,7 @@ public TreeElement getAttribute(String namespace, String name) {
}

@Override
@Nullable
public String getAttributeValue(String namespace, String name) {
TreeElement element = getAttribute(namespace,name);
return element == null ? null: getAttributeValue(element);
Expand Down
5 changes: 4 additions & 1 deletion src/main/java/org/javarosa/entities/Entity.java
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Expand Up @@ -9,14 +9,17 @@ public class Entity {

public final String dataset;
public final List<Pair<String, String>> properties;

@Nullable
public final String id;

@Nullable
public final String label;

public final Integer version;
public final EntityAction action;

public Entity(EntityAction action, String dataset, String id, @Nullable String label, Integer version, List<Pair<String, String>> properties) {
public Entity(EntityAction action, String dataset, @Nullable String id, @Nullable String label, Integer version, List<Pair<String, String>> properties) {
this.dataset = dataset;
this.id = id;
this.label = label;
Expand Down
10 changes: 9 additions & 1 deletion src/main/java/org/javarosa/entities/internal/EntityFormParser.java
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
package org.javarosa.entities.internal;

import org.javarosa.core.model.data.IAnswerData;
import org.javarosa.core.model.instance.FormInstance;
import org.javarosa.core.model.instance.TreeElement;
import org.javarosa.entities.EntityAction;
Expand All @@ -22,12 +23,19 @@ public static String parseLabel(TreeElement entity) {
TreeElement labelElement = entity.getFirstChild("label");

if (labelElement != null) {
return (String) labelElement.getValue().getValue();
IAnswerData labelValue = labelElement.getValue();

if (labelValue != null) {
return (String) labelValue.getValue();
} else {
return null;
}
} else {
return null;
}
}

@Nullable
public static String parseId(TreeElement entity) {
return entity.getAttributeValue("", "id");
}
Expand Down
87 changes: 82 additions & 5 deletions src/test/java/org/javarosa/entities/EntitiesTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -127,6 +127,47 @@ public void fillingFormWithCreate_makesEntityAvailable() throws IOException, XFo
assertThat(entities.get(0).action, equalTo(EntityAction.CREATE));
}

@Test
public void fillingFormWithCreate_withoutAnId_makesEntityAvailable() throws IOException, XFormParser.ParseException {
Scenario scenario = Scenario.init("Create entity form", XFormsElement.html(
asList(
new Pair<>("entities", "http://www.opendatakit.org/xforms/entities")
),
head(
title("Create entity form"),
model(asList(new Pair<>("entities:entities-version", "2022.1.1")),
mainInstance(
t("data id=\"create-entity-form\"",
t("id"),
t("name"),
t("meta",
t("entity dataset=\"people\" create=\"1\" id=\"\"",
t("label")
)
)
)
),
bind("/data/id").type("string"),
bind("/data/meta/entity/@id").type("string").calculate("/data/id"),
bind("/data/meta/entity/label").type("string").calculate("/data/name")
)
),
body(
input("/data/id"),
input("/data/name")
)
));

scenario.getFormEntryController().addPostProcessor(new EntityFormFinalizationProcessor());
scenario.finalizeInstance();

List<Entity> entities = scenario.getFormEntryController().getModel().getExtras().get(Entities.class).getEntities();
assertThat(entities.size(), equalTo(1));
assertThat(entities.get(0).dataset, equalTo("people"));
assertThat(entities.get(0).id, equalTo(null));
assertThat(entities.get(0).action, equalTo(EntityAction.CREATE));
}

@Test
public void fillingFormWithUpdate_makesEntityAvailable() throws IOException, XFormParser.ParseException {
Scenario scenario = Scenario.init("Create entity form", XFormsElement.html(
Expand Down Expand Up @@ -213,6 +254,42 @@ public void fillingFormWithUpdate_andNoLabel_makesEntityAvailableWithNullLabel()
assertThat(entities.get(0).properties, equalTo(asList(new Pair<>("name", "Tom Wambsgans"))));
}

@Test
public void fillingFormWithUpdate_withNullId_makesEntityAvailable() throws IOException, XFormParser.ParseException {
Scenario scenario = Scenario.init("Create entity form", XFormsElement.html(
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asList(
new Pair<>("entities", "http://www.opendatakit.org/xforms/entities")
),
head(
title("Update entity form"),
model(asList(new Pair<>("entities:entities-version", "2023.1.0")),
mainInstance(
t("data id=\"update-entity-form\"",
t("id"),
t("meta",
t("entity dataset=\"people\" update=\"1\" id=\"\" baseVersion=\"\"")
)
)
),
bind("/data/id").type("string"),
bind("/data/meta/entity/@id").type("string").calculate("/data/id").readonly()
)
),
body(
input("/data/id")
)
));

scenario.getFormEntryController().addPostProcessor(new EntityFormFinalizationProcessor());
scenario.finalizeInstance();

List<Entity> entities = scenario.getFormEntryController().getModel().getExtras().get(Entities.class).getEntities();
assertThat(entities.size(), equalTo(1));
assertThat(entities.get(0).dataset, equalTo("people"));
assertThat(entities.get(0).id, equalTo(null));
assertThat(entities.get(0).action, equalTo(EntityAction.UPDATE));
}

@Test
public void fillingFormWithCreateAndUpdate_makesEntityAvailableAsSecondVersion() throws IOException, XFormParser.ParseException {
Scenario scenario = Scenario.init("Create entity form", XFormsElement.html(
Expand Down Expand Up @@ -315,7 +392,7 @@ public void fillingFormWithDynamicCreateExpression_conditionallyCreatesEntities(
t("name"),
t("join"),
t("meta",
t("entity dataset=\"members\" create=\"\"")
t("entity dataset=\"members\" create=\"\" id=\"1\"")
)
)
),
Expand Down Expand Up @@ -365,7 +442,7 @@ public void entityFormCanBeSerialized() throws IOException, DeserializationExcep
t("data id=\"create-entity-form\"",
t("name"),
t("meta",
t("entities:entity dataset=\"people\" create=\"1\"")
t("entities:entity dataset=\"people\" create=\"1\" id=\"1\"")
)
)
),
Expand Down Expand Up @@ -405,7 +482,7 @@ public void entitiesNamespaceWorksRegardlessOfName() throws IOException, Deseria
t("data id=\"create-entity-form\"",
t("name"),
t("meta",
t("entity dataset=\"people\" create=\"1\"")
t("entity dataset=\"people\" create=\"1\" id=\"1\"")
)
)
),
Expand Down Expand Up @@ -441,7 +518,7 @@ public void fillingFormWithSelectSaveTo_andWithCreate_savesValuesCorrectlyToEnti
t("data id=\"create-entity-form\"",
t("team"),
t("meta",
t("entity dataset=\"people\" create=\"1\"")
t("entity dataset=\"people\" create=\"1\" id=\"1\"")
)
)
),
Expand Down Expand Up @@ -477,7 +554,7 @@ public void whenSaveToQuestionIsNotAnswered_entityPropertyIsEmptyString() throws
t("data id=\"create-entity-form\"",
t("name"),
t("meta",
t("entity dataset=\"people\" create=\"1\"")
t("entity dataset=\"people\" create=\"1\" id=\"1\"")
)
)
),
Expand Down