I solved it but i'm looking for better solutions

package com.codegym.task.task31.task3111;

import java.io.IOException;
import java.nio.file.FileVisitResult;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.SimpleFileVisitor;
import java.nio.file.attribute.BasicFileAttributes;
import java.util.ArrayList;
import java.util.List;

public class SearchFileVisitor extends SimpleFileVisitor<Path> {
    private String partOfName = null;
    private String partOfContent = null;
    private int minSize = -1;
    private int maxSize = -1;

    private List<Path> foundFiles = new ArrayList<>();

    public void setPartOfName(String partOfName) {
        this.partOfName = partOfName;
    }

    public void setPartOfContent(String partOfContent) {
        this.partOfContent = partOfContent;
    }

    public void setMinSize(int minSize) {
        this.minSize = minSize;
    }

    public void setMaxSize(int maxSize) {
        this.maxSize = maxSize;
    }

    public List<Path> getFoundFiles() {
        return foundFiles;
    }

    @Override
    public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
        byte[] content = Files.readAllBytes(file); // File size: content.length

        //0 0 0 1
        if (partOfName == null && partOfContent == null && maxSize == -1 && minSize >= 0 &&
                isAboveMinSize(content)) {
            foundFiles.add(file);
        }
        //0 0 1 0
        else if (partOfName == null && partOfContent == null && maxSize >= 0 && minSize == -1 &&
        isBelowMaxSize(content)) {
        foundFiles.add(file);
        }
        //0 0 1 1
        else if (partOfName == null && partOfContent == null && maxSize >= 0 && minSize >= 0 &&
                isBelowMaxSize(content) && isAboveMinSize(content)) {
            foundFiles.add(file);
        }
        //0 1 0 0
        else if (partOfName == null && partOfContent != null && maxSize == -1 && minSize == -1 &&
                containsPartOfContent(content)){
        foundFiles.add(file);
        }
        //0 1 0 1
        else if (partOfName == null && partOfContent != null && maxSize == -1 && minSize >= 0 &&
                containsPartOfContent(content) && isAboveMinSize(content)){
            foundFiles.add(file);
        }
        //0 1 1 0
        else if (partOfName == null && partOfContent != null && maxSize >= 0 && minSize == -1 &&
                containsPartOfContent(content) && isBelowMaxSize(content)){
            foundFiles.add(file);
        }
        //0 1 1 1
        else if (partOfName == null && partOfContent != null && maxSize >= 0 && minSize >= 0 &&
                containsPartOfContent(content) && isBelowMaxSize(content) && isAboveMinSize(content)){
            foundFiles.add(file);
        }
        //1 0 0 0
        else if (partOfName != null && partOfContent == null && maxSize == -1 && minSize == -1 &&
                containsPartOfName(file)) {
            foundFiles.add(file);
        }
        //1 0 0 1
        else if (partOfName != null && partOfContent == null && maxSize == -1 && minSize >= 0 &&
                containsPartOfName(file) && isAboveMinSize(content)) {
            foundFiles.add(file);
        }
        //1 0 1 0
        else if (partOfName != null && partOfContent == null && maxSize >= 0 && minSize == -1 &&
                containsPartOfName(file) && isBelowMaxSize(content)) {
            foundFiles.add(file);
        }
        //1 0 1 1
        else if (partOfName != null && partOfContent == null && maxSize >= 0 && minSize >= 0 &&
                containsPartOfName(file) && isBelowMaxSize(content) && isAboveMinSize(content)) {
            foundFiles.add(file);
        }
        //1 1 0 0
        else if (partOfName != null && partOfContent != null && maxSize == -1 && minSize == -1 &&
                containsPartOfName(file) && containsPartOfContent(content)) {
            foundFiles.add(file);
        }
        //1 1 0 1
        else if (partOfName != null && partOfContent != null && maxSize == -1 && minSize >= 0 &&
                containsPartOfName(file) && containsPartOfContent(content) && isAboveMinSize(content)) {
            foundFiles.add(file);
        }
        //1 1 1 0
        else if (partOfName != null && partOfContent != null && maxSize >= 0 && minSize == -1 &&
                containsPartOfName(file) && containsPartOfContent(content) && isBelowMaxSize(content)) {
            foundFiles.add(file);
        }
        //1 1 1 1
        else if (partOfName != null && partOfContent != null && maxSize >= 0 && minSize >= 0 &&
                containsPartOfName(file) && containsPartOfContent(content) && isBelowMaxSize(content) && isAboveMinSize(content)) {
            foundFiles.add(file);
        }

        return super.visitFile(file, attrs);
    }

    private boolean containsPartOfName(Path file){
        return file.getFileName().toString().contains(partOfName);
    }

    private boolean containsPartOfContent(byte[] content){
        return new String(content).contains(partOfContent);
    }

    private boolean isBelowMaxSize(byte[] content){
        return content.length < maxSize;
    }

    private boolean isAboveMinSize(byte[] content){
        return content.length > minSize;
    }


}