fujaba/NetworkParser

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src/main/java/de/uniks/networkparser/ext/PatternCondition.java

Summary

Maintainability
F
3 days
Test Coverage
package de.uniks.networkparser.ext;

import java.util.Set;

import de.uniks.networkparser.IdMap;
import de.uniks.networkparser.SimpleEvent;
import de.uniks.networkparser.ext.generic.ReflectionLoader;
import de.uniks.networkparser.graph.Pattern;
import de.uniks.networkparser.graph.PatternEvent;
import de.uniks.networkparser.interfaces.ObjectCondition;
import de.uniks.networkparser.interfaces.SendableEntityCreator;
import de.uniks.networkparser.list.AbstractList;
import de.uniks.networkparser.list.SimpleIterator;
import de.uniks.networkparser.list.SimpleSet;
import de.uniks.networkparser.parser.ExcelCell;
import de.uniks.networkparser.parser.ExcelRow;
import de.uniks.networkparser.parser.ExcelSheet;

public class PatternCondition implements ObjectCondition {
    public static final String CREATEPATTERN = "createpattern";
    private String link;
    private Object value;
    private boolean duplicate;
    private Set<?> root;
    private ExcelSheet excelSheet;

    public PatternCondition withLinkName(String value) {
        this.link = value;
        return this;
    }

    public PatternCondition withValue(Object value) {
        this.value = value;
        return this;
    }

    public PatternCondition withDuplicate(boolean value) {
        this.duplicate = value;
        this.excelSheet = new ExcelSheet();
        return this;
    }

    public boolean getDuplicate() {
        return duplicate;
    }

    public SimpleSet<Object> getNewList() {
        return new SimpleSet<Object>();
    }

    @SuppressWarnings("unchecked")
    public PatternCondition withRoot(Object... values) {
        if (values == null) {
            this.root = null;
            return this;
        }
        if (values.length == 1) {
            /* May be a Set */
            if (values[0] instanceof Set<?> && values[0] != null) {
                Set<Object> newSet = (Set<Object>) ReflectionLoader.newInstance(values[0].getClass());
                ReflectionLoader.call(newSet, "withListener", ObjectCondition.class, this);
                this.root = newSet;

                SimpleEvent evt = SimpleEvent.create(this, 0, newSet, newSet, values[0], null);
                update(evt);
            } else {
                SimpleSet<Object> newSet = getNewList();
                newSet.withListener(this);
                this.root = newSet;
                SimpleEvent evt = SimpleEvent.create(this, 0, newSet, newSet, values[0], null);
                update(evt);
            }
        } else {
            SimpleSet<Object> newSet = getNewList();
            newSet.withListener(this);
            this.root = newSet;
            update(new SimpleEvent(root, CREATEPATTERN, null, root));
            SimpleEvent evt = SimpleEvent.create(this, 0, newSet, newSet, values[0], null);
            update(evt);
        }
        if (root != null) {
            if (root instanceof SimpleSet<?>) {
                ((SimpleSet<?>) this.root).withAllowDuplicate(this.duplicate);
            }
        }
        return this;
    }

    public Set<?> getRoot() {
        return root;
    }

    @SuppressWarnings("unchecked")
    @Override
    public boolean update(Object value) {
        if (value instanceof SimpleEvent) {
            SimpleEvent event = (SimpleEvent) value;
            if (CREATEPATTERN.equals(event.getPropertyName())) {
                int index = event.getDepth();
                AbstractList<?> newCollection = (AbstractList<?>) event.getBeforeElement();
                Object child = event.getNewValue();
                Object[] filter = null;
                if (event.getModelValue() != null) {
                    Class<?> filterClass = event.getModelValue().getClass();
                    if (filterClass.equals(int[].class)) {
                        int[] rowFilter = (int[]) event.getModelValue();
                        filter = new Object[rowFilter.length];
                        for (int i = 0; i < rowFilter.length; i++) {
                            filter[i] = Integer.valueOf(rowFilter[i]);
                        }
                    } else if (filterClass.equals(double[].class)) {
                        double[] rowFilter = (double[]) event.getModelValue();
                        filter = new Object[rowFilter.length];
                        for (int i = 0; i < rowFilter.length; i++) {
                            filter[i] = Double.valueOf(rowFilter[i]);
                        }
                    } else {
                        filter = (Object[]) event.getModelValue();
                    }
                }
                /* For First Element set Dupplicate */
                if (index == 0) {
                    newCollection.withAllowDuplicate(this.duplicate);
                    this.excelSheet.createRow(newCollection);
                }
                Set<Object> childCollection;
                if (child instanceof Set<?>) {
                    childCollection = (Set<Object>) child;
                } else {
                    SimpleSet<Object> items = new SimpleSet<Object>();
                    items.add(child);
                    childCollection = items;
                }

                SimpleSet<String> filters = null;
                if (filter != null && filter.length > 0) {
                    filters = new SimpleSet<String>();
                    filters.with(filter);
                }

                if (childCollection.isEmpty()) {
                    /* EMPTY VALUE CLEAR ITEMS FROM LIST Index is the Index of LastRow */
                    for (int i = this.excelSheet.size() - 2; i >= 0; i--) {
                        this.excelSheet.get(i).remove(i);
                    }
                } else {
                    ExcelRow last = this.excelSheet.getLast();
                    /* SO SET or COPY COLUMN */
                    boolean first = true;
                    Object[] children = childCollection.toArray(new Object[childCollection.size()]);
                    for (Object item : children) {
                        if (filters == null || filters.contains(item)) {
                            if (first) {
                                /* ONLY ST AS NEW EXCELCELL */
                                first = false;
                            } else {
                                for (int i = this.excelSheet.size() - 2; i >= 0; i--) {
                                    this.excelSheet.get(i).copy(index);
                                }
                            }
                            ExcelCell cell = new ExcelCell().withContent(item);
                            newCollection.add(item);
                            last.add(cell);
                        }
                    }
                }
                return true;
            }else if(Pattern.MODIFIER_SEARCH.equals(event.getPropertyName())) {
                // Search Link and save back to Pattern
                if(event instanceof PatternEvent == false) {
                    return false;
                }
                PatternEvent pe = (PatternEvent) event;
                Object newObject = event.getNewValue();
                Pattern pattern = (Pattern) event.getSource();
                IdMap map = pattern.getMap();
                SendableEntityCreator creator = map.getCreatorClass(newObject);
                if (creator != null) {
                    Object newValue = creator.getValue(newObject, getLinkName());
                    pe.addCandidate(newValue);
                    return true;
                }
            }
        }
        if (value instanceof Pattern == false) {
            return false;
        }
        Pattern pattern = (Pattern) value;
        IdMap map = pattern.getMap();
        if (map == null) {
            return false;
        }
        if (pattern.getCandidates() == null && pattern.getParent() != null) {
            Object match2 = pattern.getParent().getMatch();
            if (match2 != null) {
                SendableEntityCreator creator = map.getCreatorClass(match2);
                if (creator != null) {
                    Object newValue = creator.getValue(match2, getLinkName());
                    pattern.withCandidates(newValue);
                }
            }
        }

        SimpleIterator<Object> i = pattern.getIterator();
        if (i == null) {
            return false;
        }
        if (pattern.getMatch() != null && pattern.getMatch() != i.current()) {
            if (this.value == null || this.value.equals(pattern.getMatch())) {
                return true;
            }
        }
        while (i.hasNext()) {
            Object candidate = i.next();
            if (candidate == null) {
                return false;
            }
            if (this.value == null || this.value.equals(candidate)) {
                return true;
            }
        }

        return false;
    }

    public static final PatternCondition create(String linkName) {
        PatternCondition pattern = new PatternCondition();
        pattern.withLinkName(linkName);
        return pattern;
    }

    public String getLinkName() {
        return link;
    }

    public Object getValue() {
        return value;
    }

    @Override
    public String toString() {
        if (this.excelSheet != null) {
            return excelSheet.toString();
        }
        if(this.value == null && this.link != null) {
            return " " + this.link+ " ";
        }
        return super.toString();
    }

    public static final PatternCondition createPatternPair(Object... root) {
        return new PatternCondition().withDuplicate(true).withRoot(root);
    }

    public static boolean setValue(SimpleSet<?> patternObejct, String property, Object value, Object condition) {
        return false;
    }
}