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[Branch ~dhis2-devs-core/dhis2/trunk] Rev 17695: added basic schema validator, checks for nullability and maxLength, not in use yet

 

------------------------------------------------------------
revno: 17695
committer: Morten Olav Hansen <mortenoh@xxxxxxxxx>
branch nick: dhis2
timestamp: Fri 2014-12-12 19:51:13 +0100
message:
  added basic schema validator, checks for nullability and maxLength, not in use yet
added:
  dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/schema/
  dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/schema/DefaultSchemaValidator.java
  dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/schema/SchemaValidator.java
  dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/webmessage/responses/ValidationViolation.java
  dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/webmessage/responses/ValidationViolationsWebMessageResponse.java
modified:
  dhis-2/dhis-services/dhis-service-dxf2/src/main/resources/META-INF/dhis/beans.xml


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=== added directory 'dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/schema'
=== added file 'dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/schema/DefaultSchemaValidator.java'
--- dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/schema/DefaultSchemaValidator.java	1970-01-01 00:00:00 +0000
+++ dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/schema/DefaultSchemaValidator.java	2014-12-12 18:51:13 +0000
@@ -0,0 +1,96 @@
+package org.hisp.dhis.dxf2.schema;
+
+/*
+ * Copyright (c) 2004-2014, 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.
+ */
+
+import org.hisp.dhis.common.IdentifiableObject;
+import org.hisp.dhis.dxf2.webmessage.WebMessage;
+import org.hisp.dhis.dxf2.webmessage.WebMessageStatus;
+import org.hisp.dhis.dxf2.webmessage.responses.ValidationViolation;
+import org.hisp.dhis.dxf2.webmessage.responses.ValidationViolationsWebMessageResponse;
+import org.hisp.dhis.schema.Property;
+import org.hisp.dhis.schema.Schema;
+import org.hisp.dhis.schema.SchemaService;
+import org.hisp.dhis.system.util.ReflectionUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.util.Assert;
+
+/**
+ * @author Morten Olav Hansen <mortenoh@xxxxxxxxx>
+ */
+public class DefaultSchemaValidator implements SchemaValidator
+{
+    @Autowired
+    private SchemaService schemaService;
+
+    @Override
+    public <T extends IdentifiableObject> WebMessage validate( T object )
+    {
+        Assert.notNull( object, "SchemaValidator.validate requires a non-null object to validate." );
+
+        Schema schema = schemaService.getSchema( object.getClass() );
+
+        Assert.notNull( schema, "Could not validate object, no schema exists for objects of this type." );
+
+        WebMessage message = new WebMessage( WebMessageStatus.OK, HttpStatus.OK.value() );
+        ValidationViolationsWebMessageResponse validationViolations = new ValidationViolationsWebMessageResponse();
+
+        for ( Property property : schema.getProperties() )
+        {
+            if ( !property.isPersisted() )
+            {
+                continue;
+            }
+
+            Object value = ReflectionUtils.invokeMethod( object, property.getGetterMethod() );
+
+            if ( !property.isNullable() && value == null )
+            {
+                validationViolations.getValidationViolations().add( new ValidationViolation( "Property '" + property.getName() + "' can not be null." ) );
+                continue;
+            }
+
+            if ( String.class.isInstance( value ) && property.getMaxLength() < ((String) value).length() )
+            {
+                validationViolations.getValidationViolations().add( new ValidationViolation( "Property '" + property.getName() + "' is too long ("
+                    + ((String) value).length() + "), maximum length is " + property.getMaxLength() ) );
+                continue;
+            }
+        }
+
+        if ( !validationViolations.getValidationViolations().isEmpty() )
+        {
+            message.setStatus( WebMessageStatus.ERROR );
+            message.setHttpStatusCode( HttpStatus.BAD_REQUEST.value() );
+            message.setResponse( validationViolations );
+        }
+
+        return message;
+    }
+}

=== added file 'dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/schema/SchemaValidator.java'
--- dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/schema/SchemaValidator.java	1970-01-01 00:00:00 +0000
+++ dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/schema/SchemaValidator.java	2014-12-12 18:51:13 +0000
@@ -0,0 +1,46 @@
+package org.hisp.dhis.dxf2.schema;
+
+/*
+ * Copyright (c) 2004-2014, 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.
+ */
+
+import org.hisp.dhis.common.IdentifiableObject;
+import org.hisp.dhis.dxf2.webmessage.WebMessage;
+
+/**
+ * @author Morten Olav Hansen <mortenoh@xxxxxxxxx>
+ */
+public interface SchemaValidator
+{
+    /**
+     * Validate object against its schema, the object is required to be non-null and have a schema associated with it.
+     *
+     * @param object Object to validate
+     * @return WebMessage containing validation response
+     */
+    <T extends IdentifiableObject> WebMessage validate( T object );
+}

=== added file 'dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/webmessage/responses/ValidationViolation.java'
--- dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/webmessage/responses/ValidationViolation.java	1970-01-01 00:00:00 +0000
+++ dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/webmessage/responses/ValidationViolation.java	2014-12-12 18:51:13 +0000
@@ -0,0 +1,62 @@
+package org.hisp.dhis.dxf2.webmessage.responses;
+
+/*
+ * Copyright (c) 2004-2014, 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.
+ */
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
+import org.hisp.dhis.common.DxfNamespaces;
+
+/**
+ * @author Morten Olav Hansen <mortenoh@xxxxxxxxx>
+ */
+@JsonPropertyOrder( {
+    "message"
+} )
+public class ValidationViolation
+{
+    private String message;
+
+    public ValidationViolation( String message )
+    {
+        this.message = message;
+    }
+
+    @JsonProperty
+    @JacksonXmlProperty( namespace = DxfNamespaces.DXF_2_0 )
+    public String getMessage()
+    {
+        return message;
+    }
+
+    public void setMessage( String message )
+    {
+        this.message = message;
+    }
+}

=== added file 'dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/webmessage/responses/ValidationViolationsWebMessageResponse.java'
--- dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/webmessage/responses/ValidationViolationsWebMessageResponse.java	1970-01-01 00:00:00 +0000
+++ dhis-2/dhis-services/dhis-service-dxf2/src/main/java/org/hisp/dhis/dxf2/webmessage/responses/ValidationViolationsWebMessageResponse.java	2014-12-12 18:51:13 +0000
@@ -0,0 +1,65 @@
+package org.hisp.dhis.dxf2.webmessage.responses;
+
+/*
+ * Copyright (c) 2004-2014, 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.
+ */
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonPropertyOrder;
+import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
+import org.hisp.dhis.common.DxfNamespaces;
+import org.hisp.dhis.dxf2.webmessage.AbstractWebMessageResponse;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @author Morten Olav Hansen <mortenoh@xxxxxxxxx>
+ */
+@JsonPropertyOrder( {
+    "validationViolations"
+} )
+public class ValidationViolationsWebMessageResponse extends AbstractWebMessageResponse
+{
+    private List<ValidationViolation> validationViolations = new ArrayList<>();
+
+    public ValidationViolationsWebMessageResponse()
+    {
+    }
+
+    @JsonProperty
+    @JacksonXmlProperty( namespace = DxfNamespaces.DXF_2_0 )
+    public List<ValidationViolation> getValidationViolations()
+    {
+        return validationViolations;
+    }
+
+    public void setValidationViolations( List<ValidationViolation> validationViolations )
+    {
+        this.validationViolations = validationViolations;
+    }
+}

=== modified file 'dhis-2/dhis-services/dhis-service-dxf2/src/main/resources/META-INF/dhis/beans.xml'
--- dhis-2/dhis-services/dhis-service-dxf2/src/main/resources/META-INF/dhis/beans.xml	2014-12-04 06:39:46 +0000
+++ dhis-2/dhis-services/dhis-service-dxf2/src/main/resources/META-INF/dhis/beans.xml	2014-12-12 18:51:13 +0000
@@ -15,6 +15,8 @@
 
   <bean id="org.hisp.dhis.dxf2.fieldfilter.FieldFilterService" class="org.hisp.dhis.dxf2.fieldfilter.DefaultFieldFilterService" />
 
+  <bean id="org.hisp.dhis.dxf2.schema.SchemaValidator" class="org.hisp.dhis.dxf2.schema.DefaultSchemaValidator" />
+
   <bean id="org.hisp.dhis.dxf2.parser.ParserService" class="org.hisp.dhis.dxf2.parser.DefaultParserService" />
 
   <bean id="org.hisp.dhis.dxf2.metadata.ExportService" class="org.hisp.dhis.dxf2.metadata.DefaultExportService" scope="prototype" />