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SPRINT-12: added process step class validation, added noop transform step

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This commit is contained in:
Tim Chamberlain
2022-10-06 19:44:27 -05:00
parent 73df50add1
commit e53d559b29
3 changed files with 294 additions and 16 deletions
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80
qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/instances/QInstanceValidator.java
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@ -23,6 +23,7 @@ package com.kingsrook.qqq.backend.core.instances;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
@ -30,17 +31,21 @@ import java.util.Map;
import java.util.Objects;
import java.util.Set;
import java.util.function.Consumer;
import java.util.stream.Stream;
import com.kingsrook.qqq.backend.core.actions.automation.RecordAutomationHandler;
import com.kingsrook.qqq.backend.core.actions.customizers.TableCustomizers;
import com.kingsrook.qqq.backend.core.actions.processes.BackendStep;
import com.kingsrook.qqq.backend.core.actions.values.QCustomPossibleValueProvider;
import com.kingsrook.qqq.backend.core.exceptions.QInstanceValidationException;
import com.kingsrook.qqq.backend.core.model.metadata.QInstance;
import com.kingsrook.qqq.backend.core.model.metadata.code.QCodeReference;
import com.kingsrook.qqq.backend.core.model.metadata.code.QCodeType;
import com.kingsrook.qqq.backend.core.model.metadata.code.QCodeUsage;
import com.kingsrook.qqq.backend.core.model.metadata.fields.QFieldMetaData;
import com.kingsrook.qqq.backend.core.model.metadata.layout.QAppChildMetaData;
import com.kingsrook.qqq.backend.core.model.metadata.layout.QAppMetaData;
import com.kingsrook.qqq.backend.core.model.metadata.layout.QAppSection;
import com.kingsrook.qqq.backend.core.model.metadata.processes.QBackendStepMetaData;
import com.kingsrook.qqq.backend.core.model.metadata.processes.QProcessMetaData;
import com.kingsrook.qqq.backend.core.model.metadata.processes.QStepMetaData;
import com.kingsrook.qqq.backend.core.model.metadata.tables.QFieldSection;
@ -461,18 +466,48 @@ public class QInstanceValidator
/*******************************************************************************
**
*******************************************************************************/
private Object getInstanceOfCodeReference(String prefix, Class<?> customizerClass)
private Object getInstanceOfCodeReference(String prefix, Class<?> clazz)
{
Object customizerInstance = null;
Object instance = null;
try
{
customizerInstance = customizerClass.getConstructor().newInstance();
instance = clazz.getConstructor().newInstance();
}
catch(InvocationTargetException | InstantiationException | IllegalAccessException | NoSuchMethodException e)
{
errors.add(prefix + "Instance of CodeReference could not be created: " + e);
prefix += "Instance of " + clazz.getSimpleName() + " could not be created";
if(Modifier.isAbstract(clazz.getModifiers()))
{
errors.add(prefix + " because it is abstract");
}
else if(Modifier.isInterface(clazz.getModifiers()))
{
errors.add(prefix + " because it is an interface");
}
else if(!Modifier.isPublic(clazz.getModifiers()))
{
errors.add(prefix + " because it is not public");
}
else
{
//////////////////////////////////
// check for no-arg constructor //
//////////////////////////////////
boolean hasNoArgConstructor = Stream.of(clazz.getConstructors()).anyMatch(c -> c.getParameterCount() == 0);
if(!hasNoArgConstructor)
{
errors.add(prefix + " because it does not have a parameterless constructor");
}
else
{
//////////////////////////////////////////
// otherwise, just append the exception //
//////////////////////////////////////////
errors.add(prefix + ": " + e);
}
}
}
return customizerInstance;
return instance;
}
@ -579,6 +614,23 @@ public class QInstanceValidator
{
assertCondition(StringUtils.hasContent(step.getName()), "Missing name for a step at index " + index + " in process " + processName);
index++;
////////////////////////////////////////////
// validate instantiation of step classes //
////////////////////////////////////////////
if(step instanceof QBackendStepMetaData backendStepMetaData)
{
if(backendStepMetaData.getInputMetaData() != null && CollectionUtils.nullSafeHasContents(backendStepMetaData.getInputMetaData().getFieldList()))
{
for(QFieldMetaData fieldMetaData : backendStepMetaData.getInputMetaData().getFieldList())
{
if(fieldMetaData.getDefaultValue() != null && fieldMetaData.getDefaultValue() instanceof QCodeReference codeReference)
{
validateSimpleCodeReference("Process " + processName + " backend step code reference: ", codeReference, BackendStep.class);
}
}
}
}
}
}
});
@ -715,20 +767,20 @@ public class QInstanceValidator
///////////////////////////////////////
// make sure the class can be loaded //
///////////////////////////////////////
Class<?> customizerClass = getClassForCodeReference(codeReference, prefix);
if(customizerClass != null)
Class<?> clazz = getClassForCodeReference(codeReference, prefix);
if(clazz != null)
{
//////////////////////////////////////////////////
// make sure the customizer can be instantiated //
//////////////////////////////////////////////////
Object customizerInstance = getInstanceOfCodeReference(prefix, customizerClass);
Object classInstance = getInstanceOfCodeReference(prefix, clazz);
////////////////////////////////////////////////////////////////////////
// make sure the customizer instance can be cast to the expected type //
////////////////////////////////////////////////////////////////////////
if(customizerInstance != null)
if(classInstance != null)
{
getCastedObject(prefix, expectedClass, customizerInstance);
getCastedObject(prefix, expectedClass, classInstance);
}
}
}
@ -741,16 +793,16 @@ public class QInstanceValidator
*******************************************************************************/
private Class<?> getClassForCodeReference(QCodeReference codeReference, String prefix)
{
Class<?> customizerClass = null;
Class<?> clazz = null;
try
{
customizerClass = Class.forName(codeReference.getName());
clazz = Class.forName(codeReference.getName());
}
catch(ClassNotFoundException e)
{
errors.add(prefix + "Class for CodeReference could not be found.");
errors.add(prefix + "Class for " + codeReference.getName() + " could not be found.");
}
return customizerClass;
return clazz;
}

87
qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/processes/implementations/etl/streamedwithfrontend/NoopTransformStep.java Normal file
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@ -0,0 +1,87 @@
/*
* QQQ - Low-code Application Framework for Engineers.
* Copyright (C) 2021-2022. Kingsrook, LLC
* 651 N Broad St Ste 205 # 6917 | Middletown DE 19709 | United States
* contact@kingsrook.com
* https://github.com/Kingsrook/
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package com.kingsrook.qqq.backend.core.processes.implementations.etl.streamedwithfrontend;
import java.util.ArrayList;
import com.kingsrook.qqq.backend.core.exceptions.QException;
import com.kingsrook.qqq.backend.core.model.actions.processes.ProcessSummaryLine;
import com.kingsrook.qqq.backend.core.model.actions.processes.ProcessSummaryLineInterface;
import com.kingsrook.qqq.backend.core.model.actions.processes.RunBackendStepInput;
import com.kingsrook.qqq.backend.core.model.actions.processes.RunBackendStepOutput;
import com.kingsrook.qqq.backend.core.model.actions.processes.Status;
import com.kingsrook.qqq.backend.core.model.data.QRecord;
import com.kingsrook.qqq.backend.core.utils.CollectionUtils;
/*******************************************************************************
** Implementation of a TransformStep - it does nothing other than take input records
** and sets them in the output
*******************************************************************************/
public class NoopTransformStep extends AbstractTransformStep
{
private final String okSummarySuffix = " successfully processed.";
private final ProcessSummaryLine okSummary = new ProcessSummaryLine(Status.OK)
.withSingularFutureMessage("can be" + okSummarySuffix)
.withPluralFutureMessage("can be" + okSummarySuffix)
.withSingularPastMessage("has been" + okSummarySuffix)
.withPluralPastMessage("have been" + okSummarySuffix);
/*******************************************************************************
** getProcessSummary
*
*******************************************************************************/
@Override
public ArrayList<ProcessSummaryLineInterface> getProcessSummary(RunBackendStepOutput runBackendStepOutput, boolean isForResultScreen)
{
ArrayList<ProcessSummaryLineInterface> rs = new ArrayList<>();
okSummary.addSelfToListIfAnyCount(rs);
return (rs);
}
/*******************************************************************************
** run
*
*******************************************************************************/
@Override
public void run(RunBackendStepInput runBackendStepInput, RunBackendStepOutput runBackendStepOutput) throws QException
{
////////////////////////////////
// return if no input records //
////////////////////////////////
if(CollectionUtils.nullSafeIsEmpty(runBackendStepInput.getRecords()))
{
return;
}
for(QRecord qRecord : runBackendStepInput.getRecords())
{
okSummary.incrementCountAndAddPrimaryKey(qRecord.getValue(runBackendStepInput.getTable().getPrimaryKeyField()));
runBackendStepOutput.getRecords().add(qRecord);
}
}
}