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97 changes: 97 additions & 0 deletions
97
src/main/java/org/javawebstack/abstractdata/AbstractPath.java
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package org.javawebstack.abstractdata; | ||
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import java.util.ArrayList; | ||
import java.util.List; | ||
import java.util.Objects; | ||
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public class AbstractPath { | ||
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public static final AbstractPath ROOT = new AbstractPath(null, null); | ||
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private final AbstractPath parent; | ||
private final String name; | ||
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public AbstractPath(String name) { | ||
this(ROOT, name); | ||
if(name == null || name.isEmpty()) | ||
throw new IllegalArgumentException("Name can not be null or empty"); | ||
} | ||
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private AbstractPath(AbstractPath parent, String name) { | ||
this.parent = parent; | ||
this.name = name; | ||
} | ||
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public String getName() { | ||
return name; | ||
} | ||
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public AbstractPath getParent() { | ||
return parent; | ||
} | ||
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public AbstractPath subPath(String name) { | ||
return new AbstractPath(this, name); | ||
} | ||
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public AbstractPath clone() { | ||
return new AbstractPath( | ||
this.parent != null ? this.parent.clone() : null, | ||
name | ||
); | ||
} | ||
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public AbstractPath concat(AbstractPath path) { | ||
AbstractPath cloned = clone(); | ||
for(String part : path.getParts()) | ||
cloned = cloned.subPath(part); | ||
return cloned; | ||
} | ||
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public List<String> getParts() { | ||
List<String> parts = parent != null ? parent.getParts() : new ArrayList<>(); | ||
if(name != null) | ||
parts.add(name); | ||
return parts; | ||
} | ||
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public String toString() { | ||
return String.join(".", getParts()); | ||
} | ||
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public static AbstractPath parse(String s) { | ||
s = s.trim(); | ||
if(s.isEmpty()) | ||
return ROOT; | ||
String[] spl = s.split("\\."); | ||
AbstractPath path = new AbstractPath(spl[0]); | ||
for(int i=1; i<spl.length; i++) { | ||
String sub = spl[i]; | ||
if(sub.isEmpty()) | ||
throw new IllegalArgumentException("Invalid empty sub-path"); | ||
path = path.subPath(spl[i]); | ||
} | ||
return path; | ||
} | ||
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public boolean equals(Object obj) { | ||
if(!(obj instanceof AbstractPath)) | ||
return false; | ||
AbstractPath other = (AbstractPath) obj; | ||
if(parent != null) { | ||
if(!parent.equals(other.parent)) | ||
return false; | ||
} else { | ||
if(other.parent != null) | ||
return false; | ||
} | ||
if(name == null) | ||
return other.name == null; | ||
return name.equals(other.name); | ||
} | ||
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public int hashCode() { | ||
return Objects.hash(parent, name); | ||
} | ||
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} |
92 changes: 92 additions & 0 deletions
92
src/main/java/org/javawebstack/abstractdata/schema/AbstractArraySchema.java
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package org.javawebstack.abstractdata.schema; | ||
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import org.javawebstack.abstractdata.AbstractArray; | ||
import org.javawebstack.abstractdata.AbstractElement; | ||
import org.javawebstack.abstractdata.AbstractPath; | ||
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import java.util.ArrayList; | ||
import java.util.List; | ||
import java.util.Locale; | ||
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public class AbstractArraySchema implements AbstractSchema { | ||
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private AbstractSchema itemSchema; | ||
private Integer min; | ||
private Integer max; | ||
private boolean allowNull = false; | ||
private final List<CustomValidation<AbstractArray>> customValidations = new ArrayList<>(); | ||
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public AbstractArraySchema itemSchema(AbstractSchema schema) { | ||
this.itemSchema = schema; | ||
return this; | ||
} | ||
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public AbstractArraySchema min(int min) { | ||
this.min = min; | ||
return this; | ||
} | ||
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public AbstractArraySchema max(int max) { | ||
this.max = max; | ||
return this; | ||
} | ||
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public AbstractArraySchema allowNull() { | ||
this.allowNull = true; | ||
return this; | ||
} | ||
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public AbstractArraySchema customValidation(CustomValidation<AbstractArray> validation) { | ||
customValidations.add(validation); | ||
return this; | ||
} | ||
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public AbstractSchema getItemSchema() { | ||
return itemSchema; | ||
} | ||
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public Integer getMin() { | ||
return min; | ||
} | ||
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public Integer getMax() { | ||
return max; | ||
} | ||
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public List<CustomValidation<AbstractArray>> getCustomValidations() { | ||
return customValidations; | ||
} | ||
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public List<SchemaValidationError> validate(AbstractPath path, AbstractElement value) { | ||
List<SchemaValidationError> errors = new ArrayList<>(); | ||
if(value.getType() != AbstractElement.Type.ARRAY) { | ||
errors.add(new SchemaValidationError(path, "invalid_type").meta("expected", "array").meta("actual", value.getType().name().toLowerCase(Locale.ROOT))); | ||
return errors; | ||
} | ||
AbstractArray array = value.array(); | ||
if(min != null && array.size() < min) { | ||
errors.add(new SchemaValidationError(path, "not_enough_items").meta("min", String.valueOf(min)).meta("actual", String.valueOf(array.size()))); | ||
} | ||
if(max != null && array.size() > max) { | ||
errors.add(new SchemaValidationError(path, "too_many_items").meta("max", String.valueOf(max)).meta("actual", String.valueOf(array.size()))); | ||
} | ||
if(itemSchema != null) { | ||
for(int i=0; i<array.size(); i++) { | ||
AbstractElement item = array.get(i); | ||
AbstractPath itemPath = path.subPath(String.valueOf(i)); | ||
if(item.isNull()) { | ||
if(!allowNull) { | ||
errors.add(new SchemaValidationError(itemPath, "null_not_allowed")); | ||
} | ||
continue; | ||
} | ||
errors.addAll(itemSchema.validate(itemPath, array.get(i))); | ||
} | ||
} | ||
for(CustomValidation<AbstractArray> validation : customValidations) { | ||
errors.addAll(validation.validate(path, array)); | ||
} | ||
return errors; | ||
} | ||
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} |
49 changes: 49 additions & 0 deletions
49
src/main/java/org/javawebstack/abstractdata/schema/AbstractBooleanSchema.java
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package org.javawebstack.abstractdata.schema; | ||
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import org.javawebstack.abstractdata.AbstractElement; | ||
import org.javawebstack.abstractdata.AbstractPath; | ||
import org.javawebstack.abstractdata.AbstractPrimitive; | ||
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import java.util.ArrayList; | ||
import java.util.List; | ||
import java.util.Locale; | ||
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public class AbstractBooleanSchema implements AbstractSchema { | ||
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private Boolean staticValue; | ||
private final List<CustomValidation<AbstractPrimitive>> customValidations = new ArrayList<>(); | ||
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public AbstractBooleanSchema staticValue(boolean value) { | ||
this.staticValue = value; | ||
return this; | ||
} | ||
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public AbstractBooleanSchema customValidation(CustomValidation<AbstractPrimitive> validation) { | ||
customValidations.add(validation); | ||
return this; | ||
} | ||
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public Boolean getStaticValue() { | ||
return staticValue; | ||
} | ||
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public List<CustomValidation<AbstractPrimitive>> getCustomValidations() { | ||
return customValidations; | ||
} | ||
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public List<SchemaValidationError> validate(AbstractPath path, AbstractElement value) { | ||
List<SchemaValidationError> errors = new ArrayList<>(); | ||
if(value.getType() != AbstractElement.Type.BOOLEAN) { | ||
errors.add(new SchemaValidationError(path, "invalid_type").meta("expected", "boolean").meta("actual", value.getType().name().toLowerCase(Locale.ROOT))); | ||
return errors; | ||
} | ||
if(staticValue != null && staticValue != value.bool()) { | ||
errors.add(new SchemaValidationError(path, "invalid_static_value").meta("expected", staticValue.toString()).meta("actual", value.bool().toString())); | ||
} | ||
for(CustomValidation<AbstractPrimitive> validation : customValidations) { | ||
errors.addAll(validation.validate(path, value.primitive())); | ||
} | ||
return errors; | ||
} | ||
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} |
85 changes: 85 additions & 0 deletions
85
src/main/java/org/javawebstack/abstractdata/schema/AbstractNumberSchema.java
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package org.javawebstack.abstractdata.schema; | ||
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import org.javawebstack.abstractdata.AbstractElement; | ||
import org.javawebstack.abstractdata.AbstractPath; | ||
import org.javawebstack.abstractdata.AbstractPrimitive; | ||
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import java.math.BigDecimal; | ||
import java.util.ArrayList; | ||
import java.util.List; | ||
import java.util.Locale; | ||
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public class AbstractNumberSchema implements AbstractSchema { | ||
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private boolean integerOnly = false; | ||
private Number min; | ||
private Number max; | ||
private final List<CustomValidation<AbstractPrimitive>> customValidations = new ArrayList<>(); | ||
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public AbstractNumberSchema min(Number min) { | ||
this.min = min; | ||
return this; | ||
} | ||
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public AbstractNumberSchema max(Number max) { | ||
this.max = max; | ||
return this; | ||
} | ||
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public AbstractNumberSchema integerOnly() { | ||
this.integerOnly = true; | ||
return this; | ||
} | ||
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public AbstractNumberSchema customValidation(CustomValidation<AbstractPrimitive> validation) { | ||
customValidations.add(validation); | ||
return this; | ||
} | ||
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public Number getMin() { | ||
return min; | ||
} | ||
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public Number getMax() { | ||
return max; | ||
} | ||
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public boolean isIntegerOnly() { | ||
return integerOnly; | ||
} | ||
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public List<CustomValidation<AbstractPrimitive>> getCustomValidations() { | ||
return customValidations; | ||
} | ||
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public List<SchemaValidationError> validate(AbstractPath path, AbstractElement value) { | ||
List<SchemaValidationError> errors = new ArrayList<>(); | ||
if(value.getType() != AbstractElement.Type.NUMBER) { | ||
errors.add(new SchemaValidationError(path, "invalid_type").meta("expected", integerOnly ? "integer" : "number").meta("actual", value.getType().name().toLowerCase(Locale.ROOT))); | ||
return errors; | ||
} | ||
Number n = value.number(); | ||
BigDecimal dN = (n instanceof Float || n instanceof Double) ? BigDecimal.valueOf(n.doubleValue()) : BigDecimal.valueOf(n.longValue()); | ||
if(integerOnly && (n instanceof Float || n instanceof Double)) { | ||
errors.add(new SchemaValidationError(path, "invalid_type").meta("expected", "integer").meta("actual", "number")); | ||
return errors; | ||
} | ||
if(min != null) { | ||
BigDecimal dMin = (min instanceof Float || min instanceof Double) ? BigDecimal.valueOf(min.doubleValue()) : BigDecimal.valueOf(min.longValue()); | ||
if(dN.compareTo(dMin) < 0) { | ||
errors.add(new SchemaValidationError(path, "number_smaller_than_min").meta("min", dMin.toPlainString()).meta("actual", dN.toPlainString())); | ||
} | ||
} | ||
if(max != null) { | ||
BigDecimal dMax = (max instanceof Float || min instanceof Double) ? BigDecimal.valueOf(max.doubleValue()) : BigDecimal.valueOf(max.longValue()); | ||
if(dN.compareTo(dMax) > 0) { | ||
errors.add(new SchemaValidationError(path, "number_larger_than_max").meta("max", dMax.toPlainString()).meta("actual", dN.toPlainString())); | ||
} | ||
} | ||
for(CustomValidation<AbstractPrimitive> validation : customValidations) { | ||
errors.addAll(validation.validate(path, value.primitive())); | ||
} | ||
return errors; | ||
} | ||
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} |
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